The use of oxygen apparatus by acclimatized men.
D000064:Acclimatization; D000531:Altitude; D001152:Arsenicals / Q000008:administration & dosage*; D006801:Humans; D008297:Male; D010100:Oxygen
D001152:Arsenicals; C100059:oxophenarsine; D010100:Oxygen
ALTITUDE; OXOPHENARSINE/administration