1. Department of Ophthalmology, Lishui Municipal Central Hospital, The Fifth Affiliated Hospital of Wenzhou Medical University, Lishui, P.R. China.
2. Department of Stomatology, Lishui Hospital, Zhejiang University School of Medicine, Lishui, P.R. China.
3. Department of Ophthalmology, Lishui Hospital, Zhejiang University School of Medicine, Lishui, P.R. China.