Welcome to Chinese Agricultural Science Bulletin,
The Distribution of Smad2 in Early Post-implantation Ovine Endometrial and Trophoblast
He Junping, Wen Xuexue, Tian Zhiying, Zhao Li, Zhang Xuejing
Chinese Agricultural Science Bulletin . 2010, (12): 1 -4 .  DOI: 10.11924/j.issn.1000-6850.2010-0326