Effectiveness of exercise on pain intensity and physical function in patients with knee and hip osteoarthritis: an umbrella and mapping review with meta-meta-analysis - Varongot-Reille, Clovis; Barrero-Santiago, Laura; Cuenca-Martinez, Ferran; Paris-Alemany, Alba; La Touche, Roy; Herranz-Gomez, Aida (Disability And Rehabilitation, 2024)