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El Niño

Short communication: El Niño and variations in the prevalence of Plasmodium vivax and P. falciparum in Vanuatu

November 26, 2009 - 07:20 -- Kabogo Ndegwa
Author(s): 
M. Gilbert, R. Brindle
Reference: 
Transactions of the Royal Society of Tropical Medicine and Hygiene, Volume 103, Issue 12, December 2009, Pages 1285-1287, doi:10.1016/j.trstmh.2008.10.048

As P. vivax is more prevalent in seasonal climates and P. falciparum in areas of more consistent rainfall, it is postulated that there will be a correlation between the ratio of vivax:falciparum and the El Niño Southern Oscillation (ENSO), which affects sea surface temperatures and rainfall.

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