
Towards stage specific treatments: Effects of duration of illness on therapeutic response to adjunctive treatment with N-acetyl cysteine in schizophrenia
Keywords: NAC, N-acetyl cysteine; GSH, glutathione; NMDA, N-methyl-d-aspartate receptor (NMDA receptor or NMDAR); DSM-IV, Diagnostic and Statistical Manual of Mental Disorders IV version; PANSS, Positive and Negative Symptoms Scale; CGI-S, Clinical Global Impressio