Received: April 12, 2011 / Revised: April 17, 2011 / Accepted: April 18, 2011 A simple and precise RP‐HPLC method was developed and validated for the determination of acetyl sulfisoxazole in blood samples. Chromatography was carried out using methanol:acetonitrile:0.01M potassium dihydrogen phosphate (25:50:25 v/v) as the mobile phase at a flow rate 1.2 ml/min. The analyte was monitored by usin...

In the article “Getting Research to the Policy Table: A Qualitative Study With Public Health Researchers on Engaging With Policy Makers,” a bulleted list was omitted from the Results because of a technical error. The correction was made to our website on May 1, 2015, and appears online at http://www.cdc.gov/pcd/issues/2015/ 14_0546.htm. We regret any confusion or inconvenience this error may ha...

In the article “Sodium Content in Packaged Foods by Census Division in the United States, 2009,” a recommendation by the Food and Drug Administration was incorrectly stated. A sentence in the article previously read, “The equivalized, sales-weighted proportion of products in each food category meeting Food and Drug Administration (FDA) sodium limits for foods using the ‘healthy’ label claim (ie...