Marginal interests of yaws campaigns in Africa.
D000349:Africa; D035843:Biomedical Research; D002602:Chancroid / Q000517:prevention & control*; D006801:Humans; D013587:Syphilis / Q000517:prevention & control*; D014211:Treponemal Infections / Q000517:prevention & control*; D015001:Yaws / Q000517:prevention & control*
BEJEL/prevention and control; CHANCROID/prevention and control; SYPHILIS/prevention and control; YAWS/prevention and control