title: A theoretical study of the composition of the alveolar air at altitude.
authors.forename: W O
authors.initials: WO
authors.lastname: FENN
authors.forename: H
authors.initials: H
authors.lastname: RAHN
authors.forename: A B
authors.initials: AB
authors.lastname: OTIS
mesh_terms: D000337:Aerospace Medicine; D000531:Altitude; D001359:Aviation / Q000009:adverse effects* / Q000473:pathology* / Q000502:physiology*; D006801:Humans; D008962:Models, Theoretical; D012119:Respiration; D014691:Ventilation