Obstet Gynecol 2017 01;129(1):76-82
Department of Preventive Medicine, University of Tennessee Health Science Center, Memphis, Tennessee; the Department of Exercise Science, Arnold School of Public Health, University of South Carolina, Columbia, South Carolina; and the Arkansas Department of Health, Office of Health Communications; Pediatrics Biostatistics, the Arkansas Children's Nutrition Center, University of Arkansas for Medical Sciences, College of Medicine; the Arkansas Children's Nutrition Center, Little Rock, Arkansas; and the Department of Pediatrics, University of Arkansas for Medical Sciences, Little Rock, Arkansas.