Effects of enucleation method on in vitro and in vivo development rate of cloned pig embryos - Chengcheng ZHAO, Junsong SHI, Rong ZHOU, Ranbiao MAI, Lvhua LUO, Xiaoyan HE, Hongmei JI, Gengyuan CAI, Dewu LIU, Enqin ZHENG, Zhenfang WU, Zicong LI (Higher Education Press, 2019)