PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Anesthesiology and Pain Management Diabetes and Endocrinology Gastroenterology and Hepatology Surgery and Surgical Specialties Metabolic Sciences Yuanyuan Ma PeerJ Author Summary Anesthesiology & Pain Management Work details Resident Zhongshan Hospital, Fudan University July 2015 Department of Anesthesia PeerJ Contributions Articles 1 February 3, 2021 Laparoscopic sleeve gastrectomy under general anesthesia in severely obese patients: a single-centered retrospective study Yuanyuan Ma, Yu Fan, Di Zhou, Junjun Chen, Shengjin Ge https://doi.org/10.7717/peerj.10802 PubMed 33604185