CIIN, M. N.; PROUNGVITAYA, T.; LIMPAIBOON, T.; CHA’ON, U.; ROYTRAKUL, S.; PROUNGVITAYA, S. Serum Cystatin C as a Potential Marker for Glomerular Filtration Rate in Patients with Cholangiocarcinoma. International Journal of Hematology-Oncology and Stem Cell Research, v. 14, n. 3, p. 157-166, 2 jul. 2020.