News & Articles erythropoiesis Use of Erythropoiesis Stimulating Agents Has Declined Over the Past Year in the U.S. Dialysis Setting, While Oral Iron ... EXTON, Penn., June 20, 2013 /PRNewswire/ -- BioTrends Research Group, one of the world's leading research and advisory firms for specialized biopharmaceutical issues, finds that the use of erythropoiesis ... June 20, 2013 - PR Newswire via Yahoo! Finance