Bintang, R. S., Effendy, E., & Amin, M. M. (2022). Correlation between Visual Analog Scale and Patient Health Questionnaire-9 among Breast Cancer Patient at Islamic Hospital of Malahayati Medan. Open Access Macedonian Journal of Medical Sciences, 10(T7), 97–99. https://doi.org/10.3889/oamjms.2022.9246