helium has been researched along with sodium fluoride in 2 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 1 (50.00) | 18.7374 |
| 1990's | 0 (0.00) | 18.2507 |
| 2000's | 1 (50.00) | 29.6817 |
| 2010's | 0 (0.00) | 24.3611 |
| 2020's | 0 (0.00) | 2.80 |
| Authors | Studies |
|---|---|
| Worth, H | 1 |
| Darquenne, C; Dutrieue, B; Prisk, GK; Verbanck, S | 1 |
2 other study(ies) available for helium and sodium fluoride
| Article | Year |
|---|---|
[Diagnosis of pulmonary emphysema. Analysis of the expiratory partial pressure curves of the gases O2, CO2, He and SF6].
Topics: Airway Obstruction; Carbon Dioxide; Diagnosis, Differential; Helium; Humans; Oxygen; Partial Pressure; Pulmonary Emphysema; Respiratory Function Tests; Sodium Fluoride | 1985 |
Airway closure in microgravity.
Topics: Closing Volume; Helium; Humans; Lung; Lung Volume Measurements; Pulmonary Ventilation; Respiration; Respiratory Function Tests; Sodium Fluoride; Time Factors; Weightlessness | 2005 |