Duangkumpha, K., Yongvanit, P., Sithithaworn, P., Techasen, A., Chamadol, N., Laopaiboon, V., Namwat, N., Khuntikeo, N., Thinkhamrop, B., & Loilome, W. (2019). An Innovative Algorithm for Population-based Risk Stratification using ultrasound for periductal fibrosis-associated with CCA. Archives of Allied Health Sciences, 31(3), 269–278. Retrieved from https://he01.tci-thaijo.org/index.php/ams/article/view/233144