Quantitative Analysis for Breast Density Estimation in Low Dose Chest CT Scans. - Woo Kyung Moon; Chung-Ming Lo; Jin Mo Goo; Min Sun Bae; Jung Min Chang; Chiun-Sheng Huang; Jeon-Hor Chen; Violeta Ivanova; Ruey-Feng Chang (J. Medical Syst., 2014)