darlingi , is the primary malaria vector, and a recent report showed a trend in this vector for increasing outdoor biting compared with previous reports of near-equal indoor and outdoor biting. 28 Plasmodium vivax and P. falciparum infections occur at a ratio of 4/1 mainly in people living in open or semiclosed wooden houses located in rural and remote villages along the main Amazon river and its tributaries. 7 All age groups are at risk of infection, though adults more so than children.
1
—
—