William W. Hay, Jr., MD is a professor of pediatrics at the University of Colorado School of Medicine and Children’s Hospital Colorado specializing in neonatology and perinatal medicine.Myron J. Levin, MD is a professor of pediatrics at the University of Colorado School of Medicine and Children’s Hospital Colorado specializing in infectious diseases. Robin R. Deterding, MD is a professor of pediatrics at the University of Colorado School of Medicine and Children’s Hospital Colorado specializing in pulmonary medicine.Mark J. Abzug, MD is a professor of pediatrics at the University of Colorado School of Medicine and Children’s Hospital Colorado specializing in infectious diseases.