title: Hypoxic air machines. Commentary.
authors.affiliation: claudio.tamburrini@mailbox.swipnet.se
authors.forename: C
authors.initials: C
authors.lastname: Tamburrini
mesh_terms: D000064:Acclimatization / Q000941:ethics*; D000531:Altitude; D006801:Humans; D000860:Hypoxia / Q000503:physiopathology*; D010806:Physical Education and Training / Q000941:ethics* / Q000379:methods; D012940:Social Problems / Q000941:ethics; D013177:Sports / Q000941:ethics*