Cerebrospinal fluid abnormalities in first- and multi-episode schizophrenia-spectrum disorders: impact of clinical and demographical variables oleh Tatiana Oviedo-Salcedo, Elias Wagner, Mattia Campana, Anna Gagsteiger, Wolfgang Strube, Peter Eichhorn, Marie-Luise Louiset, Jurjen Luykx, Lot D. de Witte, René S. Kahn, Michael E. Benros, Peter Falkai, Alkomiet Hasan