Objective To quantify the effect of opiate substitution treatment in relation to HIV transmission
among people who inject drugs. Design Systematic review and meta-analysis of prospective …

Background Injecting drug users are vulnerable to infection with HIV and other blood borne
viruses as a result of collective use of injecting equipment as well as sexual behaviour …

From its roots in physics, mathematics, and biology, the study of complexity science, or
complex adaptive systems, has expanded into the domain of organizations and systems of …

Objectives: The explosive and ongoing injecting drug use-related HIV-1 epidemic in
Vancouver continues to receive international attention. This study was conducted to …

This article is focused on examining social and contextual factors related to HIV-risk
behavior for women. Specifically, this article has three main purposes: to review the …

This paper examines the ways in which populations at risk of HIV in the developed world
have enculturated the knowledges and technologies of both the medical and the social …

OBJECTIVES: The current status of and changes in the HIV epidemic in the United States
are described. METHODS: Surveillance data were used to evaluate time trends in AIDS …

Background Injection drug use directly or indirectly accounts for nearly half the annual
human immunodeficiency virus (HIV) infections in the United States. Prospective studies that …

This paper discusses the user side of harm reduction, focusing to some extent on the early
responses to the HIV/AIDS epidemic in each of four sets of localities—New York City …

Objective. To examine hepatitis C virus (HCV) seroprevalence among injection drug users in
4 US cities from 1994 through 2004. Methods. Demographic characteristics, behaviors, and …