UPMC Eye Center Grand Rounds - Retina Service - Dr. Boris Rosin Dr. Boris Rosin will present a case from the Retina Service at UPMC Eye Center Grand Rounds on April 16 , 2021 at 7am via Zoom. Dr. Rosin will lead a discussion after the case presentation. Read more about UPMC Eye Center Grand Rounds - Retina Service - Dr. Boris RosinCalendar