Contents:
Global perspectives on drug injecting; the social context of injectors' risk behaviour; health and social consequences of injecting drug use; drug injecting and HIV-1 infection - major findings from the multi-city study; new injectors and HIV-1 risk; the structure of stable seroprevalence HIV- 1 epidemics among injecting drug users; mobility and the diffusion of drug injecting and HIV infection; modelling the HIV-1 and AIDS epidemic among drug injectors; drug injecting and sexual safety - cross-national comparisons among cocaine and opioid injectors; cities responding to HIV- 1 epidemics among injecting drug users; prison and HIV-1 infection among drug injectors; preventing epidemics of HIV-1 among injecting drug users; overview - policies and interventions to stem HIV-1 epidemics associated with injecting drug use; appendix 1 - methodology of the World Health Organization multi-city study on drug injecting and risk of HIV infection; appendix 2 - city epidemics and contexts; appendix 3 - contributors and collaborating agencies in the World Health Organization multi-city study on drug injecting and risk of HIV infection.