005670000a22002050004500003000900000005001700009020001800026110003100044264004900075700004000124245007500164300000900239041000800248650002600256650000900282650001300291650001000304650002300314650002400337PH-MaWHO20241108112324.0 a92-4-154176-8 aWorld Health Organization. aGeneva : bWorld Health Organization,c1984. aPerine, Peter L. ... [et al.] [ed]. aHandbook of endemic treponematoses : yaws, endemic syphilis and pinta. a59p. aeng aTreponemal infections aYaws aSyphilis aPinta aHopkins, Donald R. aSt. John, Ronald K.