TY - JOUR T1 - Proton magnetic resonance spectroscopy of the frontal lobe in schizophrenics: a critical review of the methodology JO - Revista do Hospital das Clínicas A1 - Sanches, Rafael Faria A1 - Crippa, José Alexandre de Souza A1 - Hallak, Jaime Eduardo Cecílio A1 - Araújo, David A1 - Zuardi, Antonio Waldo SN - 0041-8781 UL - 10.1590/S0041-87812004000300010 VL - 59 Y1 - 2004 PB - Brasil ER -