Marva Moxey-Mims, M.D. (IMAGE) Children's National Hospital Caption This is Marva Moxey-Mims, M.D., Chief of the Division of Nephrology at Children's National Hospital and a study co-author Credit Children's National Hospital Usage Restrictions Please credit Children's National Hospital License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.