Shiyi Xu,1 Limei Guan,1,2 Qiuting Lin,1 Hui Liu1,2 1College of Clinical Medicine for Obstetrics and Gynecology and Pediatrics, Fujian Medical University, Fuzhou, 350000, People’s Republic of China; 2Department of Endocrinology and Inborn Metabolic Diseases, Fujian Children’s Hospital (Fujian Branch of Shanghai Children’s Medical Center), Fuzhou, 350014, People’s Republic of China Correspondence: Hui Liu, College of Clinical Medicine for Obestetrics and Gynecology and Pediatrics, Fujian...