Template:Ref-Hamilton1949
From Embryology
Hamilton WJ. Early stages of human development. (1949) Ann R Coll Surg Engl. 4(5): 281-94. PMID 18121228 PMC2238331
Hamilton WJ. Early stages of human development. (1949) Ann R Coll Surg Engl. 4(5): 281-94. PMID 18121228 PMC2238331