TY JOUR TI EX-PRESS DRAINAGE DEVICE IN PATIENTS WITH REFRACTORY ANDP RIMARY OPEN-ANGLE GLAUCOMA KW Ex-Press KW primary open-angle and refractory glaucoma JO Acta biomedica scientifica AU Bikbov , M.. AU Khusnitdinov, I.. PY 2016 IS 1 PB Scientific Center for Family Problems and Human Reproduction