1. Department of Ophthalmology, Vajira Hospital, Navamindradhiraj University, Bangkok, Thailand
2. Department of Ophthalmology, Rajavithi Hospital, Rungsit University, Bangkok, Thailand
3. Department of Ophthalmology, Siriraj Hospital, Mahidol University, Bangkok, Thailand
4. Department of Ophthalmology, Phramongkutklao Hospital, Phramongkutklao College of Medicine, Bangkok, Thailand
5. Medical Affairs, Novartis (Thailand) Ltd., Bangkok, Thailand
6. Department of Ophthalmology, Ramathibodi Hospital, Mahidol University, Bangkok, Thailand