Kalkan, Nevra, and Ayişe Karadağ. “Determining the Functional Autonomy Level of Preoperative Elderly Patients: A Turkish Case Study”. Journal of Human Sciences 14, no. 3 (September 25, 2017): 2827–2838. Accessed May 18, 2024. https://www.j-humansciences.com/ojs/index.php/IJHS/article/view/4836.