Fernandes, L., Hagen, K., Bijlsma, J., Andreassen, O., Christensen, P., Conaghan, P., …Vliet Vlieland, T. (2013). EULAR recommendations for the non-pharmacological core management of hip and knee osteoarthritis. Annals of the Rheumatic Diseases, 72(7), 1125-1135. https://doi.org/10.1136/annrheumdis-2012-202745