Comparison of a New Automatically Controlled Electrocoagulator (Valleylab NS 2000-INSTANT RESPONSE™ Technology) with a High-Frequency Coagulator - Lee, J -Y; Ebel, H; Balogh, A; Lammers, E; Klug, N; Schröder, R (min - Minimally Invasive Neurosurgery, 1999)