An analysis of factors influencing dropout in methadone maintenance treatment program in Dehong Prefecture of China based on Cox regression and decision tree modelling. - Zhou, Qunbo; Tang, Renhai; Yang, Yuecheng; Ye, Runhua; Gao, Jie; Li, Lin; Xiang, Lifen; Duan, Song; Shan, Duo (BMC Health Services Research, 2025)