1. From the Ocular Surface Center, Cullen Eye Institute, Department of Ophthalmology, Baylor College of Medicine, Houston, Texas; the2Department of Ophthalmology, Siriraj Hospital, Mahidol University, Bangkok, Thailand; and the
2. From the Ocular Surface Center, Cullen Eye Institute, Department of Ophthalmology, Baylor College of Medicine, Houston, Texas; the
3. From the Ocular Surface Center, Cullen Eye Institute, Department of Ophthalmology, Baylor College of Medicine, Houston, Texas; the3Department of Ophthalmology, Union Hospital of Tongji Medical College, Huazhong Science and Technology University, Wuhan, Hu