Advances in anatomy, embryology, and cell biology, cilt.234, ss.155-179, 2021 (SCI-Expanded, Scopus)
In the domestic dog, placentation arises from central implantation, passing through a transitional, yet important stage of choriovitelline placenta (yolk sac placenta), on the way to the formation of the definite, deciduate, zonary (girdle) allantochorionic endotheliochorial placenta.