Always Approach the Bright Side of Life: A General Positivity Training Reduces Stress Reactions in Vulnerable Individuals
Cognitive Therapy and Research (2016) - Comment
pubmed: 26855458  doi: 10.1007/s10608-015-9716-2  issn: 0147-5916  issn: 1573-2819 

Eni S. Becker, Hannah Ferentzi, Gina Ferrari, Martin Möbius, Suzanne Brugman, José Custers, Naline Geurtzen, Joelle Wouters, Mike Rinck