Background Social context (demographic, socioeconomic, macroeconomic, and
sociopolitical features of the environment) influences the epidemiology and consequences …

As we enter the twenty-first century, infectious diseases continue to burden populations
around the world. Both naturally occurring and intentionally introduced biological threats …

Background Crack-cocaine use is prevalent largely in socio-economically marginalized
populations in the Americas. Its use has been associated with diverse health outcomes, yet …

Although recent declines in life expectancy among non-Hispanic Whites, coined “deaths of
despair,” grabbed the headlines of most major media outlets, this is neither a recent problem …

Objective.—To review and discuss the differences and similarities between the use of crack
cocaine and cocaine hydrochloride; and to determine how these findings might affect …

Objectives. We investigated the relationship between environmental–structural factors and
condom-use negotiation with clients among female sex workers. Methods. We used …

The United States has the dubious distinction of leading the industrialized world in overall
rates of sexually transmitted diseases (STDs), with 12 million new cases annually. About 3 …

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

Social inequalities lie at the heart of risk of HIV infection among women in the United States.
As of December, 1995, 71,818 US women had developed AIDS-defining diagnoses. These …

This report summarizes current (as of 2011) guidelines or recommendations published by
multiple agencies of the US Department of Health and Human Services (DHHS) for …