We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleConstruct validity of the OCTOPuS stratification algorithm for allocating patients with knee osteoarthritis into subgroups.AuthorsKnoop J; Ostelo RWJG; van der Esch M; de Zwart A; Bennell KL; van der Leeden M; Dekker JPublicationBMC musculoskeletal disorders, 2021, Vol 22, Issue 1, p633ISSN1471-2474Publication typearticleDOI10.1186/s12891-021-04485-1