Drs. He et al. Reply to Drs. Lai and Brown-MedSci.cn

Drs. He et al. Reply to Drs. Lai and Brown

He, B; Carleton, B; Etminan, M

Etminan, M (reprint author), Univ British Columbia, Dept Ophthalmol & Visual Sci, Fac Med, Eye Care Ctr, Room 323-2550 Willow St, Vancouver, BC V5Z 3N9, Canada.; Etminan, M (reprint author), Univ British Columbia, Eye Care Ctr, Dept Anesthesia Pharmacol &