@book{16078,
	author = {Symposium on the Freezing of Mammalian Embryos},
	title = {The freezing of mammalian embryos.},
	publisher = {Elsevier/Excerpta Medica/North-Holland},
	year = {1977.},
	series = {Ciba Foundation symposium ; 52 (new ser.)},
	address = {Amsterdam}
}