Kerens, B Revision from unicompartmental to total knee replacement: the clinical outcome depends on reason for revision. [electronic resource] - The bone & joint journal Sep 2013 - 1204-8 p. digital Publication Type: Journal Article; Multicenter Study ISSN: 2049-4408 Standard No.: 10.1302/0301-620X.95B9.31085 doi Subjects--Topical Terms: AdultAgedArthroplasty, Replacement, Knee--adverse effectsFemaleHumansKnee Prosthesis--adverse effectsMaleMiddle AgedOsteoarthritis, Knee--surgeryPain, Postoperative--etiologyPatellofemoral Pain Syndrome--etiologyProsthesis Failure--adverse effectsReoperation--statistics & numerical dataRetrospective StudiesTreatment Outcome