Ibrahim Karahan, O., A. Yikilmaz, S. Isin, and M. Baykara. “Color Doppler Ultrasonographıc Fındıngs Of Solıd Lıver Masses”. Annals of Medical Research, vol. 10, no. 3, May 2021, pp. 0139-42, http://www.annalsmedres.org/index.php/aomr/article/view/2974.