Yajima, A., Cong, D. T., Trung, D. D., Cam, T. D. T., & Montresor, A. (2009). Cost comparison of rapid questionnaire screening for individuals at risk of clonorchiasis in low- and high-prevalence communities in northern Vietnam. Trans R Soc Trop Med Hyg.

Yajima, Aya, Dai Tran Cong, Dung Do Trung, Thach Dang Thi Cam, and Antonio Montresor. "Cost Comparison of Rapid Questionnaire Screening for Individuals At Risk of Clonorchiasis in Low- and High-prevalence Communities in Northern Vietnam." Trans R Soc Trop Med Hyg 2009.

Yajima, Aya, et al. "Cost Comparison of Rapid Questionnaire Screening for Individuals At Risk of Clonorchiasis in Low- and High-prevalence Communities in Northern Vietnam." Trans R Soc Trop Med Hyg 2009.