Template:Ref-Ivens1911
From Embryology
Ivens F. Demonstration of a very young tubal ovum. (1911). Proc. R. Soc. Med. 4: 313-22. PMID 19975313
Ivens F. Demonstration of a very young tubal ovum. (1911). Proc. R. Soc. Med. 4: 313-22. PMID 19975313