Page last updated: 2024-08-25

lead and ddt

lead has been researched along with ddt in 45 studies

Research

Studies (45)

Timeframe	Studies, this research(%)	All Research%
pre-1990	16 (35.56)	18.7374
1990's	4 (8.89)	18.2507
2000's	12 (26.67)	29.6817
2010's	11 (24.44)	24.3611
2020's	2 (4.44)	2.80

Authors

Authors	Studies
Cotant, CA; Passino, DR	1
Koller, LD	1
Kano, K; Kozukue, H; Oshima, K; Yoshiba, S	1
Lundholm, CE	1
Silbergeld, EK	1
Eugere, E; Ghosh, D; Guilford, J; Mitra, G	1
Egan, H	2
Holden, AV; Topping, G	1
Thielcke, G	1
Haegele, MA; Tucker, RK	1
Norseth, T	1
Vierkötter, S	1
Bagley, GE; Krantz, WC; Ligas, FJ; Mulhern, BM; Robertson, WB; Sprunt, A	1
Wolff, MS	1
Ballio, A; Camoni, I; Cotta-Ramusino, F; Dohrn, P; Funari, E; Giordano, R; Ovidi, P	1
Meshkov, NA	1
Brussaard, JH; De Kort, WL; De Vos, RH; Löwik, MR; Van der Paauw, CG; Van Dokkum, W	1
Cuesta, S; Fernández, M; García, MA; González, MJ; Hernández, LM; Jiménez, O; Marina, ML	1
Cui, X; Li, Z; Wang, C	1
Skibniewska, KA	1
An, Q; Guo, QS; He, XY; Liu, L; Xu, WB; Zhu, F	1
Stokstad, E	1
Abad, E; Gómez, G; Jiménez, B; José González, M; Merino, R; Rivera, J; Rivera, L; Rodríguez-Estrella, R	1
Cheung, KC; Kong, KY; Wong, CK; Wong, MH	1
Chen, J; Fan, Y; Lin, X; Liu, W; Tao, S	1
Guo, QS; Liu, F; Shi, HZ	1
Díaz-Paniagua, C; Gómara, B; Gómez, G; González, MJ; Marco, A	1
Cebrián, ME; Del Carmen Hernández, M; Del Rio-Garcia, C; García-Hernández, RM; López-Carrillo, L; Osorio, E; Rothenberg, SJ; Schnaas, L; Torres-Sánchez, L; Wolff, MS	1
Gaw, SK; Kim, ND; Northcott, GL; Robinson, G; Wilkins, AL	1
Bradley, AJ; Hodge, M; Ikonomopoulou, MP; Olszowy, H	1
Arias-Almeida, JC; Rico-Martínez, R	1
NICKELS, CB; PIERCE, WC	1
Ashley, JT; Cornwell, JC; Riedel, GF; Velinsky, DJ	1
Cossío, P; Díaz-Barriga, F; Domínguez-Cortinas, G; Martínez-Salinas, RI; Pérez-Maldonado, IN	1
Belluco, S; Berny, P; Ciliberti, A; de Buffrenil, V; Dussart, C; Ferrandez, E; Martin, S; Rannou, B	1
Storelli, MM	1
Cheadle, A; Karr, CJ; Karr, CK; Krieger, J; Perla, ME; Rue, T	1
Birnbaum, LS; Crandall, R; Kincaid, J; Lanceta, J; Quynh, HT; Schecter, A; Shropshire, W; Tran, HTT	1
Onuzulu, CD; Rotimi, OA; Rotimi, SO	1
Al-Mohawes, S; Al-Rouqi, R; Al-Saleh, I; Elkhatib, R	1
Liberda, EN; Martin, ID; Nieboer, E; Tsuji, LJS; Zuk, AM	1
Chashchin, M; Chashchin, V; Gorbanev, SA; Gudkov, AB; Kovshov, AA; Morgunov, B; Nieboer, E; Odland, JØ; Sorokina, T; Sturlis, NV; Thomassen, Y; Trofimova, A	1
Beseres Pollack, J; Frazier, AJ; Klein, AG; Montagna, PA; Palmer, TA; Sweet, ST; Wade, TL	1
Birghila, C; Birghila, S; Bratu, MM; Coatu, V; Danilov, DA; Lupascu, N; Radu, MD; Vasiliu, D	1

Reviews

5 review(s) available for lead and ddt

Article	Year
Maternally mediated exposure of the fetus: in utero exposure to lead and other toxins. Neurotoxicology, 1986,Summer, Volume: 7, Issue:2 Topics: Amniotic Fluid; Animals; Calcium; DDT; Dichlorodiphenyl Dichloroethylene; Dichlorodiphenyldichloroethane; Dieldrin; Female; Fetal Diseases; Heptachlor Epoxide; Hexachlorobenzene; Hexachlorocyclohexane; Humans; Kinetics; Lactation; Lead; Lead Poisoning; Maternal-Fetal Exchange; Polychlorinated Biphenyls; Pregnancy	1986
Pesticides and toxic chemicals. The Proceedings of the Nutrition Society, 1972, Volume: 31, Issue:1 Topics: Animals; Arsenic; Cadmium; DDT; Dieldrin; Eggs; Fats; Food Analysis; Food Contamination; Food Contamination, Radioactive; Hexachlorocyclohexane; Hexestrol; Hydrocarbons; Lead; Mercury; Metals; Nitrosamines; Organophosphorus Compounds; Pesticides; Sheep; Vegetables	1972
Problems and progress in analytical methods. Food and cosmetics toxicology, 1971, Volume: 9, Issue:1 Topics: Arsenic; Chromatography; DDT; Food Analysis; Food Contamination; Hydrocarbons, Halogenated; Lead; Legislation, Drug; Mass Spectrometry; Mercury; Methods; Nitrates; Nitrites; Nitrogen; Nitrosamines; Organometallic Compounds; Pesticides; Polarography; Spectrophotometry; Spectrum Analysis; Trace Elements	1971
Occupationally derived chemicals in breast milk. American journal of industrial medicine, 1983, Volume: 4, Issue:1-2 Topics: Body Burden; Breast Feeding; DDT; Environmental Exposure; Environmental Pollutants; Female; Fetal Blood; Humans; Lead; Mercury; Milk, Human; Polychlorinated Biphenyls; Pregnancy; Solvents	1983
Epigenetic modifications associated with in utero exposure to endocrine disrupting chemicals BPA, DDT and Pb. Reviews on environmental health, 2019, Dec-18, Volume: 34, Issue:4 Topics: Benzhydryl Compounds; DDT; Endocrine Disruptors; Epigenesis, Genetic; Female; Humans; Lead; Male; Phenols; Pregnancy; Prenatal Exposure Delayed Effects	2019

Other Studies

40 other study(ies) available for lead and ddt

Article	Year
Allantoinase in lake trout (Salvelinus namaycush): in vitro effects of PCBs, DDT and metals. Comparative biochemistry and physiology. C: Comparative pharmacology, 1979, Volume: 62C, Issue:1 Topics: Allantoin; Amidohydrolases; Animals; Cadmium; Copper; DDT; Kinetics; Lead; Mercury; Polychlorinated Biphenyls; Thermodynamics; Trout	1979
Effects of environmental contaminants on the immune system. Advances in veterinary science and comparative medicine, 1979, Volume: 23 Topics: Animals; Antibody Formation; Cadmium; Chickens; DDT; Ducks; Encephalomyocarditis virus; Environmental Pollutants; Guinea Pigs; Immunity; Lead; Lymphocyte Activation; Macrophages; Mercury; Mice; Mice, Inbred BALB C; Polychlorinated Biphenyls; Polychlorinated Dibenzodioxins; Rabbits; Rats; Selenium; T-Lymphocytes	1979
[Occurrence of basophilic stippled erythrocytes in triple administration of lead acetate, DDT and PCB]. Nihon eiseigaku zasshi. Japanese journal of hygiene, 1975, Volume: 30, Issue:1 Topics: Acetates; Animals; DDT; Erythrocytes, Abnormal; Injections, Subcutaneous; Lead; Male; Polychlorinated Biphenyls; Rabbits	1975
Influence of chlorinated hydrocarbons, Hg2+ and methyl-Hg+ on steroid hormone receptors from eggshell gland mucosa of domestic fowls and ducks. Archives of toxicology, 1991, Volume: 65, Issue:3 Topics: Animals; Cadmium; DDT; Dexamethasone; Ducks; Egg Shell; Exocrine Glands; Hydrocarbons, Chlorinated; Lead; Mercury; Methylmercury Compounds; Mucous Membrane; Progesterone; Receptors, Androgen; Receptors, Glucocorticoid; Testosterone	1991
The effect of lead on insecticide metabolism. Drug and chemical toxicology, 1986, Volume: 9, Issue:3-4 Topics: Animals; Blood Pressure; Body Weight; Chromatography, Gas; DDT; Dichlorodiphenyldichloroethane; Insecticides; Lead; Male; Rats; Rats, Inbred Strains	1986
Occurrence of specific pollutants in fish in the Forth and Tay estuaries. Proceedings of the Royal Society of Edinburgh. Section B: Biology, 1972, Volume: 71, Issue:2 Topics: Animals; Bivalvia; Cadmium; Copper; DDT; Dichlorodiphenyl Dichloroethylene; Dichlorodiphenyldichloroethane; Dieldrin; Fishes; Kidney; Lead; Muscles; Myocardium; Nephropidae; Pesticide Residues; Polychlorinated Biphenyls; Scotland; Seawater; Water Pollution, Chemical; Zinc	1972
[Environmental pollution with poisons]. Zeitschrift fur Allgemeinmedizin, 1974, Feb-20, Volume: 50, Issue:5 Topics: Animals; Cadmium; DDT; Environmental Pollution; Germany, West; Humans; Japan; Lead; Mercury; Polychlorinated Biphenyls; Sweden	1974
Effects of 15 common environmental pollutants on eggshell thickness in mallards and coturnix. Bulletin of environmental contamination and toxicology, 1974, Volume: 11, Issue:1 Topics: 2,4-Dichlorophenoxyacetic Acid; Animals; Arsenicals; Carbaryl; Coturnix; DDT; Dichlorodiphenyl Dichloroethylene; Dichlorodiphenyldichloroethane; Dieldrin; Ducks; Egg Shell; Environmental Pollutants; Feeding Behavior; Female; Heptachlor; Insecticides; Lead; Organometallic Compounds; Parathion; Pesticides; Polychlorinated Biphenyls; Quail; Species Specificity; Time Factors; Toxaphene	1974
Health and pollution. Some examples from the present situation. The Medical journal of Australia, 1972, Aug-05, Volume: 2, Issue:4 Topics: Animals; Bird Diseases; Birds; Cadmium; Cadmium Poisoning; DDT; Environment; Environmental Pollution; Humans; Hydro-Lyases; Lead; Lead Poisoning; Mercury; Mercury Poisoning; Occupational Diseases; Water Pollution, Chemical	1972
[Examination of foodstuffs for health-endangering residues]. Therapie der Gegenwart, 1972, Volume: 111, Issue:4 Topics: Anti-Bacterial Agents; Berlin; DDT; Environmental Pollution; Estrogens; Food Analysis; Food Inspection; Imidazoles; Lead; Mercury; Public Health; Thiourea	1972
Organochlorine and heavy metal residues in bald eagle eggs. Pesticides monitoring journal, 1970, Volume: 4, Issue:3 Topics: Animals; Biphenyl Compounds; Birds; Cadmium; Chlorine; Copper; DDT; Dieldrin; Eggs; Florida; Hydrocarbons, Halogenated; Insecticides; Iron; Lead; Maine; Metals; Nickel; Reproduction; Wisconsin; Zinc	1970
Heavy metals and organochlorine residues in marine animals and coastal sediments of the Tirrenean sea around Naples. Annali dell'Istituto superiore di sanita, 1980, Volume: 16, Issue:4 Topics: Animals; Bivalvia; Cadmium; DDT; Dichlorodiphenyl Dichloroethylene; Fishes; Food Contamination; Insecticides; Italy; Lead; Mercury; Metals; Mollusca; Octopodiformes; Pesticide Residues; Polychlorinated Biphenyls; Shellfish; Water Pollutants, Chemical	1980
[The biological effects of combined exposure to radiation and chemical factors (experimental research)]. Voenno-meditsinskii zhurnal, 1995, Issue:11 Topics: 2,4-Dichlorophenoxyacetic Acid; Animals; DDT; Dose-Response Relationship, Drug; Dose-Response Relationship, Radiation; Female; Hazardous Substances; Herbicides; Insecticides; Kazakhstan; Lead; Male; Nitrates; Nuclear Warfare; Radioactive Fallout; Rats; Rats, Wistar; Siberia; Time Factors	1995
Dietary intake of food contaminants in The Netherlands (Dutch Nutrition Surveillance System). Food additives and contaminants, 1996, Volume: 13, Issue:5 Topics: Adolescent; Adult; Aged; Cadmium; Child; Child, Preschool; DDT; Diet; Diet Surveys; Female; Food Analysis; Food Contamination; Hexachlorobenzene; Humans; Infant; Lead; Malathion; Male; Middle Aged; Netherlands; Nitrates; Pesticides; Polychlorinated Biphenyls; Pregnancy	1996
Organochlorine and heavy metal residues in the water/sediment system of the Southeast Regional Park in Madrid, Spain. Chemosphere, 2000, Volume: 41, Issue:6 Topics: Benzophenones; Cadmium; DDT; Dieldrin; Geologic Sediments; Hexachlorocyclohexane; Insecticides; Lead; Metals, Heavy; Polychlorinated Biphenyls; Soil Pollutants; Spain; Water Pollutants, Chemical	2000
[Analysis of the vestiges of farm chemicals for Panax notoginseng]. Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 1999, Volume: 22, Issue:4 Topics: China; Copper; DDT; Hexachlorocyclohexane; Lead; Panax; Pesticide Residues; Plants, Medicinal; Zinc	1999
Diet monitoring for assessment of human exposure to environmental pollutants. Environment international, 2003, Volume: 28, Issue:8 Topics: Aluminum; Cadmium; Cesium Radioisotopes; DDT; Diet; Environmental Exposure; Food Contamination; Hexachlorocyclohexane; Humans; Insecticides; Lead; Poland; Public Health	2003
[Comparative study on pesticide and heavy metal residuals of four cultivars of Chrysanthemum morifolium]. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 2003, Volume: 28, Issue:8 Topics: Cadmium; China; Chrysanthemum; Copper; DDT; Ecosystem; Flowers; Hexachlorocyclohexane; Lead; Mercury; Metals, Heavy; Pesticide Residues; Plants, Medicinal	2003
Biomonitoring. A snapshot of the U.S. chemical burden. Science (New York, N.Y.), 2004, Jun-25, Volume: 304, Issue:5679 Topics: Adult; Body Burden; Child; DDT; Dichlorodiphenyl Dichloroethylene; Environmental Monitoring; Humans; Lead; Pesticides; Tobacco Smoke Pollution; United States	2004
Results and evaluation of the first study of organochlorine contaminants (PCDDs, PCDFs, PCBs and DDTs), heavy metals and metalloids in birds from Baja California, México. Environmental pollution (Barking, Essex : 1987), 2005, Volume: 133, Issue:1 Topics: Animals; Arsenic; Benzofurans; Birds; Cadmium; Copper; DDT; Dichlorodiphenyl Dichloroethylene; Environmental Pollutants; Hydrocarbons, Chlorinated; Insecticides; Lead; Metals, Heavy; Mexico; Polychlorinated Biphenyls; Polychlorinated Dibenzodioxins; Songbirds; Zinc	2005
Residues of DDTs, PAHs and some heavy metals in fish (Tilapia) collected from Hong Kong and mainland China. Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering, 2005, Volume: 40, Issue:11 Topics: Animals; Cadmium; China; Chromium; DDT; Food Contamination; Hong Kong; Humans; Lead; Muscles; Polycyclic Aromatic Hydrocarbons; Risk Assessment; Tilapia; Water Pollutants, Chemical	2005
Residual concentrations of micropollutants in benthic mussels in the coastal areas of Bohai Sea, North China. Environmental pollution (Barking, Essex : 1987), 2007, Volume: 146, Issue:2 Topics: Animals; Arsenic; Bivalvia; Cadmium; China; DDT; Ecosystem; Environmental Monitoring; Lead; Mercury; Metals, Heavy; Oceans and Seas; Petroleum; Phthalic Acids; Polychlorinated Biphenyls; Polycyclic Aromatic Hydrocarbons; Water Pollutants, Chemical	2007
[Residues analysis of pesticides and heavy metals in Whitmania pigra and its breeding base]. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 2006, Volume: 31, Issue:21 Topics: Animals; DDT; Hexachlorocyclohexane; Lead; Leeches; Materia Medica; Metals, Heavy; Pesticide Residues; Quality Control; Soil; Water	2006
PCB, DDT, arsenic, and heavy metal (Cd, Cu, Pb, and Zn) concentrations in chameleon (Chamaeleo chamaeleon) eggs from Southwest Spain. Chemosphere, 2007, Volume: 68, Issue:1 Topics: Animals; Arsenic; Cadmium; Chromatography, Gas; Copper; DDT; Egg Shell; Environmental Pollutants; Female; Lead; Lizards; Metals, Heavy; Ovum; Polychlorinated Biphenyls; Spain; Zinc	2007
In utero p,p'-DDE exposure and infant neurodevelopment: a perinatal cohort in Mexico. Environmental health perspectives, 2007, Volume: 115, Issue:3 Topics: Adult; Child Development; DDT; Dichlorodiphenyl Dichloroethylene; Environmental Pollutants; Female; Humans; Infant; Infant, Newborn; Insecticides; Lead; Maternal Exposure; Maternal-Fetal Exchange; Mexico; Pregnancy; Prenatal Exposure Delayed Effects; Psychomotor Performance	2007
Uptake of SigmaDDT, arsenic, cadmium, copper, and lead by lettuce and radish grown in contaminated horticultural soils. Journal of agricultural and food chemistry, 2008, Aug-13, Volume: 56, Issue:15 Topics: Arsenic; Cadmium; Copper; DDT; Dichlorodiphenyl Dichloroethylene; Dichlorodiphenyldichloroethane; Lactuca; Lead; Pesticide Residues; Raphanus; Soil Pollutants; Trace Elements	2008
The effect of organochlorines and heavy metals on sex steroid-binding proteins in vitro in the plasma of nesting green turtles, Chelonia mydas. Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology, 2009, Volume: 179, Issue:5 Topics: Animals; Binding, Competitive; Copper; DDT; Dichlorodiphenyl Dichloroethylene; Dieldrin; Estradiol; Female; Hydrocarbons, Chlorinated; Lead; Metals, Heavy; Pesticides; Sex Hormone-Binding Globulin; Testosterone; Turtles; Zinc	2009
Inhibition of two enzyme systems in Euchlanis dilatata (Rotifera: Monogononta) as biomarker of effect of metals and pesticides. Biomarkers : biochemical indicators of exposure, response, and susceptibility to chemicals, 2011, Volume: 16, Issue:1 Topics: Animal Structures; Animals; Animals, Newborn; Biocatalysis; Biomarkers; Cadmium; DDT; Dose-Response Relationship, Drug; Enzyme Inhibitors; Enzymes; Esterases; Fluorescent Dyes; Lead; Lethal Dose 50; Mercuric Chloride; Metals, Heavy; Methyl Parathion; Pesticides; Phospholipase A2 Inhibitors; Phospholipases A2; Rotifera; Water Pollution, Chemical	2011
DDT and lead arsenate compared for control of the pecan nut casebearer. Journal of economic entomology, 1945, Volume: 38 Topics: Animals; Arsenates; Carya; DDT; Lead; Lepidoptera; Nuts	1945
Historical contamination of the Anacostia River, Washington, D.C. Environmental monitoring and assessment, 2011, Volume: 183, Issue:1-4 Topics: Chlordan; DDT; District of Columbia; Environmental Monitoring; Geologic Sediments; Lead; Polychlorinated Biphenyls; Rivers; Water Pollutants, Chemical	2011
Exposure to chemical mixtures in Mexican children: high-risk scenarios. Environmental science and pollution research international, 2013, Volume: 20, Issue:1 Topics: Adolescent; Biomarkers; Child; Child, Preschool; DDT; Developing Countries; Dichlorodiphenyl Dichloroethylene; Environmental Exposure; Environmental Monitoring; Environmental Pollutants; Humans; Lead; Mexico; Polycyclic Aromatic Hydrocarbons; Pyrenes	2013
Experimental exposure of juvenile savannah monitors (Varanus exanthematicus) to an environmentally relevant mixture of three contaminants: effects and accumulation in tissues. Environmental science and pollution research international, 2013, Volume: 20, Issue:5 Topics: Absorption; Animals; Chlorpyrifos; Chromatography, Gas; DDT; Environmental Exposure; Environmental Monitoring; Environmental Pollutants; Insecticides; Lead; Lizards; Organothiophosphorus Compounds; Spectrophotometry, Atomic; Tissue Distribution	2013
Evaluation of toxic metal (Hg, Cd, Pb), polychlorinated biphenyl (PCBs), and pesticide (DDTs) levels in aromatic herbs collected in selected areas of Southern Italy. Environmental science and pollution research international, 2014, Volume: 21, Issue:2 Topics: Cadmium; DDT; Environmental Monitoring; Gas Chromatography-Mass Spectrometry; Italy; Lead; Mercury; Metals; Pesticides; Plants, Edible; Polychlorinated Biphenyls; Soil Pollutants	2014
Population-based comparison of biomarker concentrations for chemicals of concern among Latino-American and non-Hispanic white children. Journal of immigrant and minority health, 2015, Volume: 17, Issue:3 Topics: Adolescent; Biomarkers; Cadmium; Child; Cotinine; DDT; Environmental Exposure; Health Surveys; Hispanic or Latino; Humans; Lead; Mercury; Naphthols; Organophosphates; Pyrenes; United States; White People	2015
Biomonitoring of Metals, Polybrominated Diphenyl Ethers, Polychlorinated Biphenyls, and Persistent Pesticides in Vietnamese Female Electronic Waste Recyclers. Journal of occupational and environmental medicine, 2018, Volume: 60, Issue:2 Topics: Adolescent; Adult; Arsenic; DDT; Dichlorodiphenyl Dichloroethylene; Electronic Waste; Environmental Monitoring; Female; Halogenated Diphenyl Ethers; Humans; Lead; Mercury; Metals; Middle Aged; Nutrition Surveys; Occupational Exposure; Polychlorinated Biphenyls; Recycling; United States; Vietnam; Young Adult	2018
Selenium status in lactating mothers-infants and its potential protective role against the neurotoxicity of methylmercury, lead, manganese, and DDT. Environmental research, 2019, Volume: 176 Topics: DDT; Female; Humans; Infant; Lactation; Lead; Manganese; Metals; Methylmercury Compounds; Milk, Human; Mothers; Pregnancy; Protective Agents; Selenium	2019
Examining environmental contaminant mixtures among adults with type 2 diabetes in the Cree First Nation communities of Eeyou Istchee, Canada. Scientific reports, 2019, 11-04, Volume: 9, Issue:1 Topics: Adult; Canada; Cross-Sectional Studies; DDT; Diabetes Mellitus, Type 2; Environmental Pollutants; Female; Gas Chromatography-Mass Spectrometry; Humans; Lead; Male; Middle Aged; Polychlorinated Biphenyls; Principal Component Analysis; Risk Factors	2019
Health Risk Modifiers of Exposure to Persistent Pollutants among Indigenous Peoples of Chukotka. International journal of environmental research and public health, 2019, 12-23, Volume: 17, Issue:1 Topics: Adolescent; Adult; Aged; Animals; Arctic Regions; DDT; Environmental Exposure; Environmental Pollutants; Humans; Indigenous Peoples; Insecticides; Lead; Male; Mercury; Middle Aged; Polychlorinated Biphenyls; Risk Assessment; Russia; Young Adult	2019
Using epibenthic fauna as biomonitors of local marine contamination adjacent to McMurdo Station, Antarctica. Marine pollution bulletin, 2022, Volume: 178 Topics: Animals; Antarctic Regions; Bivalvia; Copper; DDT; Environmental Monitoring; Geologic Sediments; Lead; Perciformes; Polychlorinated Biphenyls	2022
Correlation Between Toxic Elements and Pesticide Residues in Medicinal Herbs Available in Pharmaceutical Market. Biological trace element research, 2023, Volume: 201, Issue:12 Topics: Aldrin; Cadmium; DDT; Dieldrin; Hexachlorobenzene; Lead; Mercury; Pesticide Residues; Pesticides; Pharmaceutical Preparations; Plants, Medicinal	2023