M. . Benjapibal, S. . Korpraphong, M. . Chuchotirot, I. . Suphanit, and P. . Vichaidith, “Accuracy of Residual Urine Measurement in Post-operative Gynecological Patients by Normal Saline Instillation versus Re-catheterization”, Siriraj Med J, vol. 53, no. 3, pp. 125–129, Aug. 2020.