- Dowlatabadi, M.M.; Ahmadi, S.M.; Sorbi, M.H.
- The Effectiveness of Group Positive Psychotherapy on Depression and Happiness in Breast Cancer Patients: A Randomized Controlled Trial
- Electronic Physician, 2016, Vol. 8, 2175-2180
- English (Australia, Canada, UK, USA)
Eligible for inclusion in findings archive
- No, no valid measure of happiness used.