The value of routine chest radiograph in chronic asthma in the tropics.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001249:Asthma / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D009549:Nigeria; D011859:Radiography