Atayan, Y., M. Ali Erdogan, A. Riza Caliskan, M. Veysi Deviren, A. Apak, and S. Yaslikaya. “The Correlation Between Cytological Examination of Ascitic Fluid and Serum Ascites Albumin Gradient in the Differential Diagnosis of Ascites”. Annals of Medical Research, vol. 26, no. 3, May 2021, pp. 0464-7, http://www.annalsmedres.org/index.php/aomr/article/view/1325.