Template:Ref-Heuser1940
From Embryology
Heuser CH. The chimpanzee ovum in the early stages of implantation (about 10.5 days). (1940) J Morphol. : 155- .
Heuser CH. The chimpanzee ovum in the early stages of implantation (about 10.5 days). (1940) J Morphol. : 155- .