RT Journal Article SR Electronic T1 Acute Methemoglobinemia after Endoscopy JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 227 OP 229 DO 10.3122/jabfm.17.3.227 VO 17 IS 3 A1 Max Bayard A1 Jeff Farrow A1 Fred Tudiver YR 2004 UL http://www.jabfm.org/content/17/3/227.abstract AB