Recommendations on action and research for:
a) preventing early pregnancy
b) preventing poor reproductive outcomes
A septic tank takes raw sewage in, allows the solids to settle (sludge) and allows the remaining liquid to flow into the surrounding soil by means of a soakaway. Scum on the surface is also prevented from leaving the tank. Microorganisms in the anaerobic environment in the tank digest the sludge and... scum. The system consists of several stages, supply to the tank, the tank itself and the soak field.
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This position paper on polio vaccines replaces the 2016 WHO position paper, and summarizes recent developments in the field.
Informe sobre poblaciones clave
Accessed November 2017
Division of Global Migration and Quarantine
April 16, 2012
Investigación original / Original research
Panam Salud Publica. 2016;39(1):38–43.
International Journal of Infectious Diseases 32 (2015) 111–117
Review Article:
The American Journal of the Medical Sciences 2011;341(6):493–498.]