Hu, Zhao-hui Comment on Chen et al.: "Patellar resurfacing versus nonresurfacing in total knee arthroplasty: a meta-analysis of randomised controlled trials". [electronic resource] - International orthopaedics Aug 2013 - 1635 p. digital Publication Type: Letter; Comment ISSN: 1432-5195 Standard No.: 10.1007/s00264-013-1965-7 doi Subjects--Topical Terms: Arthroplasty, Replacement, Knee--methodsHumansKnee Joint--surgeryKnee ProsthesisOsteoarthritis, Knee--surgeryPatella--surgery