Analysis of Single-Nucleotide Polymorphisms in the crt-o and mdr1 Genes of Plasmodium vivax among Chloroquine-Resistant Isolates from the Brazilian Amazon Region - Orjuela-Sánchez, Pamela; Santana Filho, Franklin Simões de; Lima, Ariane Machado; Chehuan, Yonne Francis; Costa, Mônica Regina Farias; Alecrim, Maria das Gracas Costa; Portillo, Hernando A. del (Antimicrobial Agents and Chemotherapy, 2009)