Sun, Wei-ZenWei-ZenSunChen, Ta-LiangTa-LiangChen孫維仁陳大樑Tang, Chao-ShunChao-ShunTangTseng, Chin-KaiChin-KaiTseng2009-02-122018-07-132009-02-122018-07-131992http://ntur.lib.ntu.edu.tw//handle/246246/130092en-USNational Consumption of Oral Narcotics in Taiwan