Longitudinal changes and risk factors of Opisthorchis viverrini infection after selective praziquantel treatment: evidence from urine antigen assay and fecal examination in an endemic community in Northeast Thailand. - Kopolrat, Kulthida Y.; Boueroy, Parichart; Kammoolkon, Ratanee; Pitaksakulrat, Opal; Yasaka, Patiwat; Worasith, Chanika; Wongphutorn, Phattharaphon; Eamudomkarn, Chatanun; Wangboon, Chompunoot; Watwiengkam, Nattaya; Promkhwan, Watcharin; Sithithaworn, Paiboon (PLoS ONE, 2026)