“PETKO: Pilates Exercise Training before Knee arthroplasty in patients with Osteoarthritis A two-arm, randomized, open-label assessor blinded phase II clinical trial”, PPCR, vol. 2, no. 2, Nov. 2016, Accessed: May 05, 2024. [Online]. Available: https://journal.ppcr.org/index.php/ppcrjournal/article/view/34