007340000a22001690004500003000900000005001700009110014700026245018700173020001800360264004900378490004000427300001000467041000800477650001500485650003400500700003000534PH-MaWHO20241108112341.0 aWHO Scientific Group on Nongonococcal Urethritis and Other Selected Sexually Transmitted Diseases of Public Health Importance (1978 : Geneva). aNongonococcal urethritis and other selected sexually transmitted diseases of public health importance : report of a WHO scientific group [held in Geneva from 20 to 25 November 1978]. a92-4-120660-8 aGeneva : bWorld Health Organization,c1981. a(WHO technical report series ; 660) a142p. aeng aUrethritis aSexually transmitted diseases aWorld Health Organization