Eschbach JW, Egrie JC, Downing MR, Browne JK, Adamson JW (enero de 1987). «Correction of the anemia of end-stage renal disease with recombinant human erythropoietin. Results of a combined phase I and II clinical trial». N. Engl. J. Med.316 (2): 73-8. PMID3537801. doi:10.1056/NEJM198701083160203.
Eschbach JW, Egrie JC, Downing MR, Browne JK, Adamson JW (enero de 1987). «Correction of the anemia of end-stage renal disease with recombinant human erythropoietin. Results of a combined phase I and II clinical trial». N. Engl. J. Med.316 (2): 73-8. PMID3537801. doi:10.1056/NEJM198701083160203.