Successful dual chamber ICD implantation via a persistent left superior vena cava after ratchet syndrome. Issue 3 (6th February 2016) - Anjo, Naofumi; Nakahara, Shiro; Kamijima, Tohru; Hori, Yuichi; Nakagawa, Ayako; Nishiyama, Naoki; Yamada, Kouta; Komatsu, Takaaki; Kobayashi, Sayuki; Sakai, Yoshihiko; Taguchi, Isao