Email Record: Technical manual / edited by Claudia S. Cohn, MD, PhD, University of Minnesota, Minneapolis, MN, Meghan Delaney, DO, MPH, Children's National Hospital, Washington, DC, Susan T. Johnson, MSTM, MT(ASCP)Sbb, Versiti, Milwaukee, WI, Louis M. Katz, MD, Mississippi Valley Regional Blood Center, Davenport, IA.