Vaginal Cytologic Examination on Estrous Cycle in Mini-pig
TIAN Fang, XIA Min-jie, WANG Yu-zhu, ZHOU Xin-chu, LI Wei-hua, DING Xun-cheng
Laboratory Animal and Comparative Medicine . 2013, (4): 271 -274 .  DOI: 10.3969/j.issn.1674-5817.2013.04.005