@book{264867,
	author = {National Cancer Institute (U.S.)},
	title = {Mechansism [sic] of resistance to mammary tumor development in C57BL and I strains of mice :},
	year = {1974]},
	address = {[Washington, D.C.,},
	note = {Reprinted from JNCI, v.52, no.6, June 1974.}
}