Frequent nightmares in Chinese patients undergoing methadone maintenance therapy: prevalence, correlates, and their association with functional impairment
Bao-Liang Zhong,1,2 Yan-Min Xu,2 Wu-Xiang Xie,3 Jin Lu41Research Center for Psychological and Health Sciences, China University of Geosciences, Wuhan, Hubei Province, People’s Republic of China; 2Affiliated Wuhan Mental Health Center, Tongji Medical College of Huazhong University of Science & Technology, Wuhan, Hubei Province, People