TY - JOUR TI - Substance abuse in a population-based sample of first-episode psychosis AU - Barnett, JH. AU - Werners, U. AU - Secher, S. AU - Hill, KE. AU - Masson, K. AU - Pernet, DE. AU - Kirkbride, J.B. AU - Murray, GM AU - Bullmore, ET. AU - Jones, P.B. T2 - The British Journal of Psychiatry DA - 2007/// PY - 2007 VL - 190 SP - 515 EP - 520 ST - Substance abuse in a population-based sample of first-episode psychosis UR - http://www.ncbi.nlm.nih.gov/pubmed/17541112 ER -