... in winter and early spring, and viral infections in the mother during the second and third trimesters of gestation. A strong association between hypofrontality and negative symptoms of schizophrenia, ... suspiciousness/persecution, and hostility (P1 to P7); blunted effect, emotional withdrawal, poor rapport, social passivity and apathy, difficulty in abstract thinking, lack of spontaneity and flow of conversation, and ... a state -of- the-art approach of SPECT to correlate neuropsychological evaluation. PANSS scores and different brain focal abnormalities of two groups of patients receiving Clozapine and classical...