TY - STAND AU - R. Cornish AU - J. Macleod AU - J. Strang AU - P. Vickerman AU - M. Hickman BT - Bmj DO - 10.1136/bmj.c5475 PY - 2010 EP - c5475 T2 - Bmj TI - Risk of death during and after opiate substitution treatment in primary care: prospective observational study in UK General Practice Research Database VL - 341 SN - 0959-8138 ER -