Timothy B. Fowler

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BACKGROUND Estimates of the impact of HIV in countries with generalised epidemics are generally based on antenatal clinic surveillance data collected over time. In an attempt to obtain geographically more representative estimates of HIV prevalence, many countries are now also conducting national population-based surveys in which HIV testing is included. We(More)
Requests for permission to reproduce or translate WHO publications –whether for sale or for non-commercial distribution– should be addressed to WHO Press through the WHO web site The designations employed and the presentation of the material in this publication do not imply the expression of any opinion whatsoever on the part of the World Health(More)
Chief of the Population Studies Branch, supervised its production and provided valuable contributions to its content and design. Special thanks are due to Eduardo Arriaga, Special Assistant for International Demographic Methods , for his guidance in the design of the tables constituting the backbone of the report. Thanks also are due to our support staff,(More)
OBJECTIVE To propose a methodology to estimate the number of new HIV infections averted. Knowledge of HIV infection has increased tremendously and modelling tools to project current epidemics into the future have greatly improved. Different types of models can be used to estimate HIV infections averted, although the number of new HIV infections averted(More)
BACKGROUND Since 2004, the US President's Emergency Plan for AIDS Relief (PEPFAR) has supported the tremendous scale-up of HIV prevention, care and treatment services, primarily in sub-Saharan Africa. We evaluate the impact of antiretroviral treatment (ART), prevention of mother-to-child transmission (PMTCT) and voluntary medical male circumcision (VMMC)(More)
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