Skobel, Erik, Knackstedt, Christian, Martinez-Romero, Alvaro, Salvi, Dario, Vera-Munoz, Cecilia, Napp, Andreas, Luprano, Jean, Bover, Ramon, Glöggler, Sigrid, Bjarnason-Wehrens, Birna, Marx, Nikolaus, Rigby, Alan, Cleland, John, "Internet-based training of coronary artery patients: the Heart Cycle Trial", Heart and Vessels, 2017