L. Oprea, D. Cojocaru, A. Sandu, și D. Bulgaru-Iliescu, „The Chronic Care Model (CCM) and the Social Gradient in Health”, rcis, vol. 41, pp. 176–189, iun. 2013, Data accesării: nov. 08, 2026. Disponibil la: https://www.rcis.ro/journal/article/view/974-the-chronic-care-model-ccm-and-the-social-gradient-in-health