title: Quality indicators indicate good adherence to the clinical practice guideline on "Osteoarthritis of the hip and knee" and few prognostic factors influence outcome indicators: a prospective cohort study.
authors.affiliation: Department of Epidemiology, Maastricht University, Maastricht, The Netherlands.
authors.forename: M J
authors.initials: MJ
authors.lastname: Jansen
authors.forename: E J
authors.initials: EJ
authors.lastname: Hendriks
authors.forename: R A B
authors.initials: RA
authors.lastname: Oostendorp
authors.forename: J
authors.initials: J
authors.lastname: Dekker
authors.forename: R A
authors.initials: RA
authors.lastname: De Bie