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2. Parsons' Diseases of The Eye;Kimpton, London,1959
3. Hong Kong Report for The Year 1964;HONG, K.O.N.G.,1965
4. Ophthalmology;TREVOR-ROPER, P.D.,1962
5. General Ophthalmology;VAUGHAN, D.; COOK, R.; ASBURY, T.,1962