Improving mental well-being in psychocardiology—a feasibility trial for a non-blended web application as a brief metacognitive-based intervention in cardiovascular disease patients... oleh Katharina Larionov, Ekaterina Petrova, Nurefsan Demirbuga, Oliver Werth, Michael H. Breitner, Philippa Gebhardt, Flora Caldarone, David Duncker, Mechthild Westhoff-Bleck, Anja Sensenhauser, Nadine Maxrath, Michael Marschollek, Kai G. Kahl, Ivo Heitland