A range of size estimation methods is available. All methods rely on theoretical assumptions
that are difficult to meet in practice, are logistically difficult to conduct, or have yet to be fully …

Background: In the United States, male-to-male sexual transmission accounts for the
greatest number of new human immunodeficiency virus (HIV) diagnoses and a substantial …

Worldwide, the HIV epidemic is concentrated among hidden populations (ie, female sex
workers, men who have sex with men, and people who inject drugs). To understand the true …

Objectives Pre-exposure prophylaxis (PrEP) has gained a central role in prevention of HIV
infection among men who have sex with men (MSM), particularly in San Francisco …

Men who have sex with men (MSM) are disproportionately affected by HIV globally,
regionally in Canada, and locally in Vancouver. Lack of reliable population size estimates of …

Population size estimation of key populations at risk of HIV is essential to every national
response. We implemented population size estimation of men who have sex with men …

Background Initiated in 2016, End Hep C SF is a comprehensive initiative to eliminate
hepatitis C (HCV) infection in San Francisco. The introduction of direct-acting antivirals to …

Background To achieve elimination of hepatitis C virus (HCV) infection, limited resources
can be best allocated through estimation of “care cascades” among groups …

The objective of this systematic review was to summarise population-based methods (ie
methods that used representative data from populations) for estimating the population size …

In bio-behavioural surveys measuring prevalence of infection with human immunodeficiency
virus (HIV), respondents should be asked the results of their last HIV test. However, many …