Template:Ref-Hertig1956
From Embryology
Hertig AT. Rock J. and Adams EC. A description of 34 human ova within the first 17 days of development. (1956) Amer. J. Anat., 98:435-493.
Hertig AT. Rock J. and Adams EC. A description of 34 human ova within the first 17 days of development. (1956) Amer. J. Anat., 98:435-493.