title: [The characteristics of senile signs in the respiratory system and their early detection].
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D000375:Aging / Q000502:physiology*; D005080:Exercise Test; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D008991:Monitoring, Physiologic; D012129:Respiratory Function Tests; D012143:Respiratory Physiological Phenomena; D012891:Sleep Apnea Syndromes / Q000175:diagnosis