Effect of CCK-8 on the Expression of Bax, Bcl-2 and Caspase-3 of the Hippocampus CA1 Neurons in Morphine in Relapsed Rats - Ye, Guanghua; Ma, Chunling; Gao, Yuan; Yu, Linsheng; Fan, Yanyan; Hu, Haiyan; Chen, Xiping; Tao, Luyang; Li, Feng (Clinical and Diagnostic Pathology, 2018)