The frequency of seizures in patients with primary brain tumors or cerebral metastases. An evaluation from the Ludwig Boltzmann Institute of Neuro-Oncology and the Department of Neurology, Kaiser Franz Josef Hospital, Vienna - Oberndorfer,S.; Schmal,T.; Lahrmann,H.; Urbanits,S.; Lindner,K.; Grisold,W. (Wien Klin Wochenschr, 2002)