1. Qingdao Aier Eye Hospital, Qingdao, China
2. Department of Ophthalmology, The Affiliated Hospital of Qingdao University, Qingdao, China
3. Department of Ophthalmology, C-Mer (Zhuhai) Dennis Lam Eye Hospital, Zhuhai, China
4. Department of Ophthalmology, Affiliated Qingdao Third People’s Hospital, Qingdao University, Qingdao, China