Murat PALABIYIKOĞLU, Murat PALABIYIKOĞLU, Nurcan ÇETİNKAYA, Nurcan ÇETİNKAYA, Nihat SİPAHİ, Nihat SİPAHİ, Ali ÖZDEN, et al. 2020. “Serum Retinol and Beta-Carotene Levels in Liver Cirrhosis”. Turkish Journal of Gastroenterology 6 (3):337-42. https://turkjgastroenterol.avesjournals.com/index.php/tjg/article/view/978.