Visual scoring of aortic valve calcifications on low-dose CT in lung cancer screening. - Zhu, Yeqing; Wang, Yong; Gioia, William E.; Yip, Rowena; Jirapatnakul, Artit C.; Chung, Michael S.; Yankelevitz, David F.; Henschke, Claudia I. (European Radiology, 2020)