[1] Wenzhou Med Coll, Affiliated Eye Hosp, Sch Optometry & Ophthalmol, Wenzhou 325027, Zhejiang, Peoples R China
[2] Wenzhou Med Coll, Hosp Eye, Wenzhou 325027, Zhejiang, Peoples R China
[3] Minist Hlth PR China, Key Lab Vis Sci, Wenzhou, Zhejiang, Peoples R China
[4] Univ So Calif, Keck Sch Med, Ctr Ophthalm Opt & Lasers, Doheny Eye Inst, Los Angeles, CA 90033 USA