CT imaging before transcatheter aortic valve implantation (TAVI) using variable helical pitch scanning and its diagnostic performance for coronary artery disease. - Matsumoto, Shunsuke; Yamada, Yoshitake; Hashimoto, Masahiro; Okamura, Teppei; Yamada, Minoru; Yashima, Fumiaki; Hayashida, Kentaro; Fukuda, Keiichi; Jinzaki, Masahiro (European Radiology, 2017)