Template:Ref-Jordan1916
From Embryology
Jordan HE. The microscopic structure of the yolk-sac of the pig embryo, with special reference to the origin of the erythrocytes. (1919) Amer. J Anat. 19(2): 277-302.
Jordan HE. The microscopic structure of the yolk-sac of the pig embryo, with special reference to the origin of the erythrocytes. (1919) Amer. J Anat. 19(2): 277-302.