[Primary congestive cardiomyopathy at high altitude--X-ray analysis of 50 cases].
D000293:Adolescent; D000328:Adult; D000531:Altitude; D002311:Cardiomyopathy, Dilated / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D005260:Female; D006333:Heart Failure / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography