Sündermann, S; Dademasch, A; Praetorius, J; Kempfert, J; Dewey, T; Falk, V; Mohr, F W; Walther, T (2011). Comprehensive assessment of frailty for elderly high-risk patients undergoing cardiac surgery. European Journal of Cardio-Thoracic Surgery, 39(1):33-37.
Sündermann, S; Dademasch, A; Rastan, A; Praetorius, J; Rodriguez, H; Walther, T; Mohr, F W; Falk, V (2011). One-year follow-up of patients undergoing elective cardiac surgery assessed with the Comprehensive Assessment of Frailty test and its simplified form. Interactive Cardiovascular and Thoracic Surgery, 13(2):119-123.