Russell J. McCulloh and Ellen Kerns are with the Department of Pediatrics, College of Medicine, University of Nebraska Medical Center, Omaha. Chad Abresch is with the Department of Health Promotion, College of Public Health, University of Nebraska Medical Center. Michelle Warren is with the Department of Modern Languages, College of Arts and Sciences, University of Nebraska Kearney. Fernando Sanchez and Gisela Marfileno are with the Child Health Research Institute, University of Nebraska Medical Center....