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Bergmann, Ivo P; Böger, Rainer H; Marti, Elizabeth; Frey, Felix J; Schwedhelm, Edzard; Eisenberger, Ute (2009). Renal resistance index in renal allograft recipients: a role for ADMA. American Journal of Kidney Diseases, 54(2), pp. 327-33. Philadelphia, Pa.: W.B. Saunders 10.1053/j.ajkd.2009.04.028
