Published on in Vol 9, No 9 (2020): September
![LEAVES (optimizing the mentaL health and resiliencE of older Adults that haVe lost thEir spouSe via blended, online therapy): Proposal for an Online Service Development and Evaluation LEAVES (optimizing the mentaL health and resiliencE of older Adults that haVe lost thEir spouSe via blended, online therapy): Proposal for an Online Service Development and Evaluation](https://asset.jmir.pub/assets/5068a2253369e38caf3ff13f2bd2de3d.png 480w,https://asset.jmir.pub/assets/5068a2253369e38caf3ff13f2bd2de3d.png 960w,https://asset.jmir.pub/assets/5068a2253369e38caf3ff13f2bd2de3d.png 1920w,https://asset.jmir.pub/assets/5068a2253369e38caf3ff13f2bd2de3d.png 2500w)
1 eHealth group, Roessingh Research and Development, Enschede, Netherlands
2 Biomedical Signals and Systems Group, University of Twente, Enschede, Netherlands
3 Unidade Local de Saúde do Baixo Alentejo, Beja, Portugal
4 Comprehensive Health Research Center, NOVA Medical School, NOVA University of Lisbon, Lisbon, Portugal
5 Nothing AG, Bern, Switzerland
6 See Acknowledgments, Eindhoven, Netherlands
7 National Foundation for the Elderly, Amersfoort, Netherlands
8 Department of Sociology, Vrije Universiteit Amsterdam, Amsterdam, Netherlands
9 Sensing Future Technologies, Coimbra, Portugal
10 School of Social Work, FHNW University of Applied Sciences and Arts Northwestern Switzerland, Olten, Switzerland
11 Department for Clinical Psychology and Psychotherapy, University of Bern, Bern, Switzerland