00903nam a22003257i 450000500170000000800410001702200220005802200230008004100080010310000190011124500980013065000120022865000200024065000220026065000120028265000200029465000210031465000330033565000170036865000220038565100180040765300150042565500150044070000110045577300670046699600090053399800070054293900130054995200150056220161227121222.0110607s2011    sp     gr     000 0 spa c  a1022-6877 (papel)  a1421-9891 (online)  aeng1 aAmundsen, E.J.10aA Method to estimate total entry to hard drug use: the case of intravenous drug use in Norway14aConsumo14aDrogas ilegales14aDrogodependencias14aEfectos14aEpidemiología14aFactor de riesgo14aPlanificación de servicios14aPredicción14aVía intravenosa14aNoruega9241210aAdicciones 4aDocumental1 aet al.0 tEuropean Addiction ResearchgVol. 17, no. 3 (2011), p. 129-13510a17.3  aAR  a20110607  oR.1142yAR