PMC

Data collected from this study are included.

Horizontal bars indicate the time period in which specified lineages were isolated during school-based surveillance (conducted from June to November). Vertical grey bars indicate periods of the year in which cohort sampling was inactive (December to May).

Districts of Kamphaeng Phet are designated by color (Kon Tee, blue; Na Bo Kham, green; Nakon Chum, orange; Nong Pling, red; Thep Na Korn, purple). Bootstrap support values ≥85% are indicated by an asterisk next to the node. The tree is midpoint rooted for purposes of clarity.

Districts of Kamphaeng Phet are designated by color (Kon Tee, blue; Na Bo Kham, green; Nakon Chum, orange; Nong Pling, red; Thep Na Korn, purple). Bootstrap support values ≥85% are indicated by an asterisk next to the node. The tree is midpoint rooted for purposes of clarity.

Districts of Kamphaeng Phet are designated by color (Kon Tee, blue; Na Bo Kham, green; Nakon Chum, orange; Nong Pling, red; Thep Na Korn, purple). Bootstrap support values ≥85% are indicated by an asterisk next to the node. The tree is midpoint rooted for purposes of clarity.

Districts of Kamphaeng Phet are designated by color (Kon Tee, blue; Na Bo Kham, green; Nakon Chum, orange; Nong Pling, red; Thep Na Korn, purple). Bootstrap support values ≥85% are indicated by an asterisk next to the node. The tree is midpoint rooted for purposes of clarity.

A: Kamphaeng Phet (box), Thailand is located approximately 300 km Northwest of Bangkok (star). B: Map of study area in Muang District, Kamphaeng Phet, Thailand. The locations participating schools are indicated by black boxes and the villages that feed the schools are indicated with triangles. All houses within the villages in this study were GIS mapped, KT, Kon Tee; NB, Na Bo Kham; NC, Nakon Chum; NP, Nong Pling; TN, Thep Na Korn. C: A representational GIS mapping of two villages (5 and 15) to indicate the varying density of houses with the villages.