Prognostic factors of hip replacement during a 2-year period in patients undergoing supervised education and exercise therapy. A prognostic model study of 3, 657 patients with hip osteoarthritis. (April 2021) - Clausen, S.H.; Hartvigsen, J.; Boyle, E.; Roos, E.; Grønne, D.; Ernst, M.; Arnbak, B.; Skou, S.