1. Guangdong Eye Institute, Department of Ophthalmology, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, School of Medicine, South China University of Technology, Guangzhou, China
2. Shantou University Medical College, Shantou, China
3. Aier School of Ophthalmology, Central South University, Changsha, China
4. Aier Institute of Refractive Surgery, Refractive Surgery Centre, Guangzhou Aier Eye Hospital, Guangzhou, China
5. Department of Cardiology, Guangdong Cardiovascular Institute, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, School of Medicine, South China University of Technology, Guangzhou, China
6. Southern Medical University, Guangzhou, China