Why digital health trials can fail : : lessons learned from a randomized trial of health coaching and virtual cardiac rehabilitation - Olivier, Christoph (Verfasser); Middleton, Stephanie K. (Verfasser); Purington, Natasha (Verfasser); Shashidhar, Sumana (Verfasser); Hereford, Jody (Verfasser); Mahaffey, Kenneth (Verfasser); Turakhia, Mintu P. (Verfasser) (Universität, 2024)