Effects of electroacupuncture at auricular concha area on the circadian rhythm of melatonin secretion in p-chlorophenylalanine-induced insomnia rats Journal title: TMR Non-Drug Therapy Authors: Wen-Ya Huang, Wei-Wei Xu, An-Ning Zhu, Si-Yu Liu, Yang Huang, Peng Li, Zong-Bao Yang, Shu-Qiong Huan... Subject(s): Medicine