Epidemiology of sarcoidosis.
Royal Free Hospital, London.
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DG
James
D000349:Africa / Q000453:epidemiology; D005060:Europe / Q000453:epidemiology; D006801:Humans; D007194:India / Q000453:epidemiology; D007564:Japan / Q000453:epidemiology; D012507:Sarcoidosis / Q000453:epidemiology*; D014481:United States / Q000453:epidemiology