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BĄK, Ewelina and PROCNER, Grażyna. Health behaviors of patients with ischemic heart disease undergoing early cardiac rehabilitation in the age range of 45-60 years. Journal of Education, Health and Sport. Online. 22 September 2022. Vol. 12, no. 9, pp. 922-932. [Accessed 22 April 2024]. DOI 10.12775/JEHS.2022.12.09.106.