@book{3576,
	author = {Perkins, F. T. (ed.) and Regamey, R. H. (ed.)},
	title = {International symposium on influenza vaccines for men and horses (vol-20)},
	publisher = {S. Karger},
	year = {1973},
	series = {20},
	address = {Basel},
	note = {1583 / 20.11.1973}
}