Analysis of information sources in references of the Wikipedia article "圣母卒世童贞" in Chinese language version.
Partly because of these biblical problems, the doctrine of the perpetual virginity of Mary has not been supported as unanimously as has the doctrine of the virginal conceptioon or title mother of God. It achieved dogmatic status, however, at the Council of Chalcedon in 451 and is therefore binding upon Eastern Orthodox and Roman Catholic believers; in addition, it is maintained by many Anglican, some Lutheran, and a few other Protestant theologians.
