1. Department of Ophthalmology & Visual Sciences The Chinese University of Hong Kong Kowloon Hong Kong SAR China
2. Department of Ophthalmology Hong Kong Sanatorium & Hospital Happy Valley Hong Kong SAR China
3. Hong Kong Eye Hospital Kowloon Hong Kong SAR China
4. Lam Kin Chung . Jet King‐Shing Ho Glaucoma Treatment and Research Centre The Chinese University of Hong Kong Hong Kong SAR China