How does severe functional mitral regurgitation redefined by European guidelines affect pulmonary vascular resistance and hemodynamics in heart transplant candidates? - Zübeyde Bayram; Cem Doğan; Rezzan Deniz Acar; Süleyman Efe; Özgür Yaşar Akbal; Fatih Yılmaz; Büşra Güvendi Şengör; Ahmet Karaduman; Samet Uysal; Ali Karagöz; Çağatay Önal; Mehmet Kaan Kırali; et al. (Anatolian Journal of Cardiology, 2021)