Authors: Sack, S Heinzel, F Dagres, N Enger, S Auricchio, A Stellbrink, C Neuzner, J Potty, P Maarse, A Tockman, B Michel, U Erbel, R

Citation: S. Sack et al., Stimulation of the left ventricle through the coronary sinus with a newly developed 'over the wire' lead system - early experiences with lead handling and positioning, EUROPACE, 3(4), 2001, pp. 317-323

Authors: Heinzel, F Sack, S Wolfhardt, U Dagres, N Herold, U Erbel, R

Citation: F. Heinzel et al., Initial experience with a new transvenous electrode for left ventricular stimulation, HERZ, 26(1), 2001, pp. 79-83

Authors: Sack, S Heinzel, F Dagres, N Wieneke, H Erbel, R

Citation: S. Sack et al., Cardiac resynchronization therapy (CRT) - A new option in the treatment ofend-stage heart failure, HERZ, 26(1), 2001, pp. 84-88