Showing papers by "Pan American Health Organization published in 1982"
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TL;DR: The comparison of the values of a perimeter (abdominal or cephalic) measured directly from the photograph or calculated by the ellipse formula, showed a straight correlation.
22 citations
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TL;DR: The temporal distribution of foot-and-mouth disease in cattle in Paraguay, from 1972 to 1979, was examined using time series analysis and it was determined that the secondary peak was due to a sporadic outbreak of FMD caused by type C virus.
14 citations
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TL;DR: The World Health Organization is currently assessing various solar-powered refrigerators; amongst these is a photovoltaic-powered type as discussed by the authors, which is currently undergoing field trials around the world.
4 citations