title: Sharp or blunt tipped needles for retrobulbar anaesthesia.
authors: M
authors: M
authors: Krause
authors: J
authors: J
authors: Weindler
authors: S
authors: S
authors: Spang
authors: K W
authors: KW
authors: Ruprecht
mesh_terms: D000772:Anesthesia, Local / Q000295:instrumentation*; D002387:Cataract Extraction; D006801:Humans; D009339:Needles; D011446:Prospective Studies