Title: Du yin tou shi
Description: Ben shu fen wei 6 zhang, nei rong bao kuo xu lun, xi du ren qun de xin li xian zhuang diao cha, xi du ren qun de nei yin shi yan yan jiu, xi du ren qun de zhi xing yan jiu, xi du ren qun de xin li gan yu, fen xi yu zheng ce jian yi.
Subjects: Drug addiction, Drug addicts, Drug abuse, Prevention, Research
Places: China