1. Department of Ophthalmology, Lishui Municipal Central Hospital, The Fifth Affiliated Hospital of Wenzhou Medical University, Lishui, PR China
2. Department of Stomatology, Lishui Municipal Central Hospital, The Fifth Affiliated Hospital of Wenzhou Medical University, Lishui, PR China
3. Department of Ophthalmology, Yunhe County Hospital of traditional Chinese medicine, Lishui, PR China