ULENBERG, Grzegorz, ULENBERG, Agata, GRABOWSKA-GAWEŁ, Anna, CZAPIEWSKI, Łukasz and DĄBROWSKA, Maria. Postoperative care in geriatrics. Journal of Education, Health and Sport. Online. 31 August 2017. Vol. 7, no. 8, pp. 1228-1240. [Accessed 24 November 2024].