Recurrent cardiac intimal sarcoma misdiagnosed as a myxoma or malignant transformation of a cardiac myxoma? - Durieux, Rodolphe; Tchana‐Sato, Vincent; Lavigne, Jean‐Paul; Radermecker, Marc A.; Moonen, Marie; Scagnol, Irène; Gennigens, Christine; Defraigne, Jean‐Olivier (Journal of Cardiac Surgery, 2021)