Mousoulidou, Marilena, Loukia Taxitari, Andri Christodoulou, and Nektarios-Alexandros Damianou. 2026. “Post-Decisional Regret in COVID-19 Vaccination Decisions: Psychological Correlates in a Greek-Speaking Sample”. European Journal of Mental Health, September, e0060, 1-15. https://doi.org/10.5708/EJMH.21.2026.0060.