title: Observations on man in an oxygen-helium environment at 380 mm. Hg total pressure. I. Clinical.
mesh_terms: D000222:Adaptation, Physiological; D000293:Adolescent; D000328:Adult; D001274:Atmospheric Pressure; D001772:Blood Cell Count; D001774:Blood Chemical Analysis; D003231:Conjunctivitis / Q000209:etiology*; D018504:Ecological Systems, Closed; D004562:Electrocardiography; D004573:Electrolytes; D005954:Glucosephosphate Dehydrogenase; D005978:Glutathione; D006371:Helium; D006400:Hematocrit; D006452:Hemoglobinometry; D006801:Humans; D006813:Humidity; D066298:In Vitro Techniques; D007958:Leukocyte Count; D008111:Liver Function Tests; D008297:Male; D010100:Oxygen; D012119:Respiration / Q000502:physiology*
chemical_list: D004573:Electrolytes; D006371:Helium; D005954:Glucosephosphate Dehydrogenase; D005978:Glutathione; D010100:Oxygen