title: [Studies on STI in Tibetan permanent residents and Han sojourners at altitudes of 3, 658 and 5, 000 meters].
mesh_terms: D000328:Adult; D000531:Altitude; D002681:China; D005260:Female; D006339:Heart Rate; D006801:Humans; D008297:Male; D009200:Myocardial Contraction; D012737:Sex Factors; D013599:Systole