Mountains to climb.
Brendan
B
Borrell
D000064:Acclimatization; D000532:Altitude Sickness / Q000188:drug therapy*; D000818:Animals; D002986:Clinical Trials as Topic; D006801:Humans; D000860:Hypoxia / Q000188:drug therapy; D009051:Mountaineering; D051381:Rats; D014481:United States; D059030:United States Department of Defense