Kikuko Obase, Karima Addetia, Kazue Takahashi, Katsunori Yamamoto, Ai Kawamura, Tomoko Tamada, Koichiro Imai, Shiro Uemura

J Cardiovasc Ultrasound.2016;24(3):253-255.   Published online 2016 September 26     DOI: http://dx.doi.org/10.4250/jcu.2016.24.3.253