Business, Science Clash at Medical Journal An analysis critical of the growing use of an expensive medicine used for dialysis patients was turned down by the most widely circulated medical journal in the field after its marketing department objected, according to an e-mail from the journal's editor to the article's author. Three senior scientists had reviewed the analysis and approved it for publication, Joseph Herman, executive editor of Dialysis & Transplantation, wrote to author Dennis Cotter, president of a nonprofit health research group in Bethesda. "Unfortunately, I have been overruled by our marketing department with regard to publishing the editorial,"...