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The summary below is from the full report titled “Erythropoietin with Iron Supplementation To Prevent Allogeneic Blood Transfusion in Total Hip Joint Arthroplasty. A Randomized, Controlled Trial.” It is in the 5 December 2000 issue of Annals of Internal Medicine (volume 133, pages 845-854). The authors are BG Feagan, CJ Wong, A Kirkley, DWC Johnston, FC Smith, P Whitsitt, SL Wheeler, and CY Lau.