1. Department of Ophthalmology, the First Affiliated Hospital of Henan University of Science and Technology/College
of Clinical Medicine of Henan University of Science and Technology, Luoyang, China
2. Department of Ophthalmology,
Sanmenxia Eye Hospital/Sanmenxia Central Hospital Affiliated to Henan University of Science and Technology,
Sanmenxia, China
3. Department of Ophthalmology, Henan University of Science and Technology, Luoyang, China