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    By Robert M. Feldman, MD
    Subspecialty Day 2012: Glaucoma
    05:48
    Glaucoma

    In this presentation from the 2012 Annual Meeting, Dr. Robert Feldman says the first thing he learned in medical school was how to evaluate whether to perform a new procedure, use a new drug, or order a test. The first question is always: Does it work the way it is purported to? Dr. Feldman makes the case that the Ex-PRESS mini-shunt may not.