PALABIYIKOĞLU, Murat, Nurcan ÇETİNKAYA, Nihat SİPAHİ, Ali ÖZDEN, Kadir BAHAR, and Özden UZUNALİMOĞLU. “Serum Retinol and Beta-Carotene Levels in Liver Cirrhosis”. Turkish Journal of Gastroenterology 6, no. 3 (January 3, 1995): 337–342. Accessed January 1, 2026. https://turkjgastroenterol.org/index.php/tjg/article/view/643.