Antibodies to Plasmodium vivax apical membrane antigen 1: persistence and correlation with malaria transmission intensity - Morais, Cristiane Guimarães; Soares, Irene da Silva; Carvalho, Luzia Helena; Fontes, Cor Jesus Fernandes; Krettli, Antoniana Ursine; Braga, Érika Martins (American Journal of Tropical Medicine an Hygiene, 2006)