Department of Ophthalmology ZhongDa Hospital Southeast University Nanjing 210009 Jiangsu Province China;
Glaucoma Institute Eye Hospital School of Optometry and Ophthalmology Wenzhou Medical University Wenzhou 325027 Zhejiang Province ChinaCenter of Evidence-Based Medicine&Clinical Epidemiological Research School of Public Health Wenzhou Medical University Wenzhou 325035 Zhejiang Province China;
Glaucoma Institute Eye Hospital School of Optometry and Ophthalmology Wenzhou Medical University Wenzhou 325027 Zhejiang Province China;
Handan Eye Hospital Handan 056001 Hebei Province China;
Glaucoma Institute Eye Hospital School of Optometry and Ophthalmology Wenzhou Medical University Wenzhou 325027 Zhejiang Province China;
Beijing Tongren Hospital Beijing Institute of Ophthalmology Capital Medical University Beijing 100730 China;
primary angle-closure glaucoma; peripheral anterior synechiae; intraocular pressure;