@book{8267,
	author = {WHO Scientific Group on Nongonococcal Urethritis and Other Selected Sexually Transmitted Diseases of Public Health Importance (1978 : Geneva). and World Health Organization},
	title = {Nongonococcal 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].},
	publisher = {World Health Organization,},
	year = {1981.},
	series = {(WHO technical report series ; 660)},
	address = {Geneva : }
}