Irawati, Hanik Rohmah, Yati Afiyanti, and Mondastri Korib Sudaryo. “Effects of a Support Group to Self Efficacy of Breast Cancer Patients That Receiving Chemotherapy”. JKKI : Jurnal Kedokteran dan Kesehatan Indonesia 10, no. 3 (December 30, 2019): 246–254. Accessed May 4, 2024. https://journal.uii.ac.id/JKKI/article/view/13550.