Wiśniewski, S., W. Hołownia, W. J. Krzesłowska, P. Pytel, K. Szewczyk, and B. Szewczyk. “Clinical Frailty Scale - Frailty Assessment and Rehabilitation Potential: Frailty Assessment and Rehabilitation Potential”. Journal of Education, Health and Sport, vol. 71, May 2024, p. 51507, doi:10.12775/JEHS.2024.71.51507.