Adaptive lung growth during chronic cold plus hypoxia is age-dependent.
D000222:Adaptation, Physiological; D000375:Aging; D000818:Animals; D001835:Body Weight; D003080:Cold Temperature; D006168:Guinea Pigs; D000860:Hypoxia / Q000503:physiopathology*; D008168:Lung / Q000254:growth & development*; D008297:Male; D009929:Organ Size; D014886:Weaning