Sezai, Akira, Mitsuru Iida, Isamu Yoshitake, Shunji Osaka, Hiroaki Hata, and Motomi Shiono. 2014. “Case Report: New Treatment With Tolvaptan for Heart Failure After Cardiac Surgery”. The Heart Surgery Forum 17 (4):E198-E200. https://doi.org/10.1532/HSF98.2014366.