@book{7966,
	author = {WHO Scientific Group on Respiratory Viruses (1967 : Geneva). and World Health Organization},
	title = {Respiratory viruses : report of a WHO scientific group [meeting held in Geneva from 9 to 14 October 1967].},
	publisher = {World Health Organization,},
	year = {1969.},
	series = {(WHO technical report series ; 408)},
	address = {Geneva : }
}