Olszak, C. (2017) “Attitude of patients with type 2 diabetes towards the disease versus chosen sociodemographic and medical factors – psychometric properties of the DAS-3 scale in the Polish version”, Journal of Education, Health and Sport, 7(12), pp. 248–261. Available at: https://apcz.umk.pl/JEHS/article/view/5158 (Accessed: 7 February 2026).