Endemic treponematoses in the 1980s.
D000349:Africa; D006666:History of Medicine; D006801:Humans; D010406:Penicillins / Q000627:therapeutic use; D013587:Syphilis / Q000517:prevention & control; D014211:Treponemal Infections / Q000453:epidemiology / Q000517:prevention & control*; D014944:World Health Organization; D015001:Yaws / Q000517:prevention & control
D010406:Penicillins