@book{264661,
	author = {National Cancer Institute (U.S.)},
	title = {Chronic poliovirus infection of cocultivated monkey cells harboring the Mason-Pfizer monkey virus.},
	year = {1972]},
	address = {[Washington, D.C.,},
	note = {[Extract from Journal of NCI, v.49, no.3, Sept. 1972].}
}