| prevalence of trematode larvae in intermediate hosts: snails and fish in ko ae sub-district of khueang nai, ubon ratchathani province, thailand. | ko ae sub-district of khueang nai, ubon ratchathani province, thailand is located in an endemic area for opisthorchis viverrini and other fish-borne zoonotic trematodes (fzt) infection. this study shows the status in ko ae sub-district of fzt infection based on availability of intermediate hosts and necessary requirements for the transmission of fzt. a cross-sectional survey of intermediate hosts of fzt, including bithynia siamensis goniomphalos and cyprinoid fish, was conducted from april 2013 ... | 2016 | 27405122 |