TEMPORAL VARIATIONS OF OPISTHORCHIS VIVERRINI AND OTHER TREMATODE INFECTION RATES IN BITHYNIA SIAMENSIS SIAMENSIS FROM O. VIVERRINI-ENDEMIC AREAS, CHACHOENGSAO PROVINCE,CENTRAL THAILAND. SEATROPH. 2021;52(2):259-273. Accessed February 12, 2026. https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/391