TY - JOUR AU - Katherine Sharpless AU - K. Phillips AU - W Wolf AU - Kristine Patterson AU - Joanne Holden C2 - Analytical and Bioanalytical Chemistry DA - 2007-10-01 LA - en M1 - 389 PB - Analytical and Bioanalytical Chemistry PY - 2007 TI - Reference Materials for Determination of the Nutrient Composition of Foods: Results from USDA's National Food and Nutrient Analysis Program ER -