title: An historical survey of some basic contributions to causal mammalian embryology.
mesh_terms: D000818:Animals; D001530:Belgium; D004626:Embryology / Q000266:history*; D005060:Europe; D049672:History, 19th Century; D049673:History, 20th Century; D008322:Mammals / Q000196:embryology*; D014481:United States