Comparison of the efficacy of Bupivacaine with Xylocaine and Xylocaine alone used for akinesia and retrobulbar anaesthesia in cataract surgery - Romaniuk, Wanda; Szaflik, Jerzy; Wylęgała, Edward; Bieniek, Danuta (Klinika Oczna / Acta Ophthalmologica Polonica, 1990)