Clinical trials update from the European Society of Cardiology Meeting 2009: AAA, RELY, PROTECT, ACTIVE-I, European CRT survey, German pre-SCD II registry, and MADIT-CRT. - Cleland, John G. F.; Coletta, Alison P.; Yassin, Ashraf; Buga, Laszlo; Torabi, Azam; Clark, Andrew L. (European Journal of Heart Failure, 2009)