W-F. ChenD-Y. ChenI-S. HuangG-Y. TsaiC-T. YenK-C. LiangJ-H. ChenJYH-HORNG CHEN2018-09-102018-09-102004-01http://scholars.lib.ntu.edu.tw/handle/123456789/310587The effect of morphine on footshock-induced brain activity: A preliminary fMRI studyconference paper