Cheng, Yu Ahmed valve implantation for neovascular glaucoma after 23-gauge vitrectomy in eyes with proliferative diabetic retinopathy. [electronic resource] - International journal of ophthalmology 2013 - 316-20 p. digital Publication Type: Journal Article ISSN: 2222-3959 Standard No.: 10.3980/j.issn.2222-3959.2013.03.11 doi