Neuronavigation combined with electrophysiological monitoring for surgery of lesions in eloquent brain areas in 42 cases: a retrospective comparison of the neurological outcome and the quality of resection with a control group with similar lesions. - Reithmeier,T.; Krammer,M.; Gumprecht,H.; Gerstner,W.; Lumenta,C.B. (Minim Invas Neurosurg, 2003)