“…In the study by Andersen et al (2008), small group interventions provided strategies to reduce stress, improve mood, improve health behaviors and maintain adherence to cancer treatment, which provided both psychological support and behavioral education [11]. In the present study, a problem-solving cognitive behavioral intervention was used to reduce symptom severity in participants undergoing chemotherapy for solid tumors [25][26][27]. Whereas other studies used group therapy as a delivery method, in the present study, cognitive behavioral intervention was delivered though individual contact using weekly phone calls.…”