This paper explores the roles of acute infection and concurrent partnerships in HIV
transmission dynamics among young adults in Zimbabwe using realistic representations of …

The combination of long-term concurrent sexual partnerships and high infectiousness early
in HIV infection has been suggested as a key driver of the extensive spread of HIV in …

Background Generalized heterosexual epidemics are responsible for the largest share of
the global burden of HIV. These occur in populations that do not have high rates of partner …

Sub-Saharan Africa contains only 3% of the global population but an alarming 68% of the
world's adults and children living with HIV/AIDS (UNAIDS 2007). Sixtyeight percent of adults …

Background: Most model analyses examining the role of primary HIV infection in the HIV
epidemic ignore the fact that HIV is often transmitted through long-term, concurrent sexual …

This paper examines the potential impact of concurrent partnerships on HIV spread in
Uganda using microsimulation. We represent a population of individuals, the sexual …

Although the association of partnership concurrency and HIV prevalence has been studied
in sub-Saharan settings, the impact of concurrency on HIV transmission has not. We …

Recently a growing number of HIV prevention programs have begun addressing multiple
and concurrent partnerships, inspired by the increasing recognition of the association …

Network structure plays a critical role in channeling person-to-person transmission of
infectious disease agents like HIV. Stochastic simulations are used here to examine the …

Background Although concurrent sexual partnerships may play an important role in HIV
transmission in Africa, the lack of an agreed definition of concurrency and of standard …