title: The Tuskegee study of untreated syphilis.
mesh_terms: D000407:Alabama; D001152:Arsenicals / Q000627:therapeutic use; D006801:Humans; D008297:Male; D009524:Newspapers as Topic; D010406:Penicillins / Q000627:therapeutic use; D011379:Prognosis; D013589:Syphilis, Cardiovascular / Q000175:diagnosis / Q000188:drug therapy / Q000401:mortality; D013592:Syphilis, Latent / Q000188:drug therapy / Q000401:mortality; D013997:Time Factors
chemical_list: D001152:Arsenicals; D010406:Penicillins