title: Historical and present concepts of sarcoidosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D005260:Female; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008297:Male; D011859:Radiography; D012507:Sarcoidosis / Q000000981:diagnostic imaging / Q000266:history