Template:Ref-ButlerJuurlink1987
From Embryology
Butler H. and Juurlink BHJ. An atlas for staging mammalian and chick embryos. (1987) CRC. Boca Raton, Florida.
Butler H. and Juurlink BHJ. An atlas for staging mammalian and chick embryos. (1987) CRC. Boca Raton, Florida.