Krumov, Julian, Vasil Obretenov, Hristo Bozov, Nedelcho Tzachev, Hristina Milanova, Kiril Panayotov, and Jannis Papathanasiou. “Is Group-Based Physical Therapy Superior to Individual Rehabilitation in Elderly Adults After Total Knee Arthroplasty? A Prospective Observational Study”. European Journal of Translational Myology 32, no. 4 (December 5, 2022). Accessed May 16, 2024. https://www.pagepressjournals.org/bam/article/view/10984.