School of Stomatology, Hainan Medical University, Haikou, 571101, Hainan Province, China;
Department of Orthodontics, Guanghua Stomatological Hospital, Haikou, 570203, Hainan Province, China;
School of Stomatology, Hainan Medical University, Haikou, 571101, Hainan Province, China;
Department of Stomatology, Linyi People Hospital, Linyi, 276000, Shandong Province, China;