Farhan, U. F., D. G. A. Nursal, and R. Semiarty. “The Influence Social Support on Self-Efficacy and Quality of Life in Breast Cancer Patients”. Journal La Medihealtico, Vol. 6, no. 2, Apr. 2025, pp. 462-76, doi:10.37899/journallamedihealtico.v6i2.2017.