CHAVDA, Vijay et al. Choledocholithiasis: An update on current evidence and practice. Medical Research Archives, [S.l.], v. 5, n. 2, feb. 2017. ISSN 2375-1924. Available at: <https://esmed.org/MRA/mra/article/view/1022>. Date accessed: 25 oct. 2021.