Induction of Estrus in Beagle Bitches by Using PMSG and hCG
XING Hua-1, YU Dao-Lun-2, ZHOU Tian-Sheng-1, XUE Zheng-Feng-1, LI Hou-Da-1
Laboratory Animal and Comparative Medicine . 2006, (3): 160 -164 .