decidua
...that the decidua is the maternal contribution to the placenta?
...that the <b id="mwhg"><a href="./Decidua" id="mwhw" rel="mw:WikiLink" title="Decidua">decidua</a></b> is the maternal contribution to the <a href="./Placenta" id="mwiA" rel="mw:WikiLink" title="Placenta">placenta</a>?