Affiliation: | aM. Kramish Campbell is an assistant professor, B. Polhamus and K. Bennett are graduate research assistants, and B. Jackson is a clinical associate professor in the Department of Nutrition, University of North Carolina, Chapel Hill, USA;bJ. W. McClelland is an associate professor with the North Carolina Extension Service, North Carolina State University, Raleigh, USA;cW. Kalsbeek is an associate professor and D. Coole is a research assistant in the Department of Biostatistics, University of North Carolina, Chapel Hill, USA;dW. Demark-Wahnefried is an assistant professor with the Stedman Center for Nutritional Studies, Duke University Medical Center, Durham, NC, USA |