Ionic radiocontrast inhibits endothelium-dependent vasodilation of the canine renal artery in vitro: possible mechanism of renal failure following contrast medium infusion - Discigil, B.; Evora, Paulo Roberto Barbosa; Pearson, Paul J.; Viaro, F.; Rodrigues, Alfredo José; Schaff, Hartzell V. (Brazilian Journal of Medical and Biological Research, 2004)