^a S. C. Couch is an assistant professor in the Department of Health Sciences at the University of Cincinnati Medical Center in Cincinnati, Ohio, USA.

^b F. Schwarzman is a research assistant, J. Carroll is a neonatal-pediatric nutritionist, D. Koenigsberger is a senior staff associate in pediatrics, and A. R. DeFelice is an assistant clinical professor in pediatrics at Columbia-Presbyterian Medical Center in New York, NY, USA.

^c D. R. Nordli is an Irving assistant professor of neurology and pediatrics at the Neurological Institute in New York, NY, USA.

^d R. J. Deckelbaum is the director and the Robert J. Williams professor of pediatrics at the Institute of Human Nutrition in New York, NY, USA.