Differentiation of Urinary Stone and Vascular Calcifications on Non-contrast CT Images: An Initial Experience using Computer Aided Diagnosis. - Hak Jong Lee; Kwang Gi Kim; Sung Il Hwang; Seung Hyup Kim; Seok-Soo Byun; Sang Eun Lee; Seong Kyu Hong; Jeong Yeon Cho; Chang Gyu Seong (J. Digit. Imaging, 2010)