J Liu, W Xu, T Sun, F Wang, E Puscheck, D Brigstock, QT Wang, R Davis, DA Rappolee
Placenta.
Author manuscript; available in PMC 2012 May 4.Published in final edited form as: Placenta. 2009 Jan; 30(1): 66–73. Published online 2008 Nov 25. doi: 10.1016/j.placenta.2008.10.009