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

Lex van Velsen   ^{1, 2} , PhD ;   Miriam Cabrita   ^{1, 2} , PhD ;   Harm op den Akker   ^{1, 2} , PhD ;   Lena Brandl   ² , MSc ;   Joana Isaac   ^{3, 4} , MD ;   María Suárez   ³ , MD, PhD ;   Afonso Gouveia   ³ , MD ;   Nathaniel Evans   ⁵ , PhD ;   Rute Dinis de Sousa   ⁴ , MSc, MBA ;   Ana Maria Rodrigues   ⁴ , MD, PhD ;   Helena Canhão   ⁴ , MD, PhD ;   DELA Natura- En Levensverzekeringen NV   ⁶ ;   Marije Blok   ^{7, 8} , MSc ;   Carlos Alcobia   ⁹ , PhD ;   Jeannette Brodbeck   ^{10, 11} , PhD

¹ Biomedical Signals and Systems Group, University of Twente, Enschede, Netherlands

² eHealth group, Roessingh Research and Development, 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