The significant improvement with the D-serine further supports the hypothesis of NMDA receptor hypofunction in schizophrenia. Given the effects of D-serine on positive symptoms, a trial of D-serine alone in schizophrenia should be considered.
These findings suggest that the psychological distress of nurses who worked during the SARS outbreak was moderate. The distress was more prominent among the two groups of nurses who were working with patients with SARS.
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