1. Chinese Evidence‐based Medicine Center, Cochrane China Center and National Clinical Research Center for Geriatrics, West China HospitalSichuan University Chengdu China
2. Department of Endocrinology and Metabolism, West China HospitalSichuan University Chengdu China
3. Evidence‐Based Medicine Research Center, School of Basic ScienceJiangxi University of Traditional Chinese Medicine Nanchang China