Ritter, M A The Anatomical Graduated Component total knee replacement: a long-term evaluation with 20-year survival analysis. [electronic resource] - The Journal of bone and joint surgery. British volume Jun 2009 - 745-9 p. digital Publication Type: Evaluation Study; Journal Article ISSN: 2044-5377 Standard No.: 10.1302/0301-620X.91B6.21854 doi Subjects--Topical Terms: AdultAgedAged, 80 and overArthritis, Rheumatoid--physiopathologyArthroplasty, Replacement, Knee--adverse effectsFemaleFollow-Up StudiesHumansKnee Prosthesis--adverse effectsMaleMiddle AgedOsteoarthritis, Knee--physiopathologyOsteonecrosis--physiopathologyProsthesis DesignReoperation--statistics & numerical dataTime FactorsTreatment OutcomeYoung Adult