TY - JOUR T1 - Heroin users on a methadone programme. JF - British Journal of General Practice JO - Br J Gen Pract SP - 216 LP - 217 VL - 43 IS - 370 AU - C Onion AU - S Janikiewicz Y1 - 1993/05/01 UR - http://bjgp.org/content/43/370/216.3.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -