Shared and unique <i>Plasmodium vivax</i> multilocus genotypes within cluster #9 from Reserva Porto Dias, Acrelândia, Brazil, during four rounds of reactive case detection (days 0, 30, 60, and 180).

<p>The index, neighbor, and control HHs are shown in red, orange, and black, respectively; predominant or only genotypes were identified with numerals; the one recovered from the index case was underlined. Genotype #37 (circled) was recovered from four parasite samples, while genotype #75 was shared by an index HH member and a control HH member outside the cluster.</p>