TY - BOOK AU - Sachdev Manav AU - Dr. Kirti Singh Gu. AU - Dr. Usha Yadava Gu. AU - University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology ED - University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology TI - Comparative evaluation of ahmed glaucoma valve in advanced chronic angle closure glaucoma versus trabeculectomy PY - 2009/// KW - EYE - DISEASES ER -