Dr. Long Ge is a Senior Researcher Fellow at the School of Public Health, Lanzhou University, China. He was a visiting PhD candidate with McMaster University, Canada. His research interests include the methodology of systematic reviews, network meta-analyses, and clinical practice guidelines. Up to now, he has published over 100 peer-reviewed articles, of them, more than 20 articles were published in the top journals such as The BMJ, Intensive Care Medicine, Sleep Medicine Reviews, International Journal of Behavioral Nutrition and Physical Activity, and Journal of Clinical Epidemiology.