TY - JOUR AU - Satterfield, Mary AU - Nelson, B AU - Sniegoski, Lorna AU - Hornikova, Adriana AU - Zhang, Nien-Fan AU - Pfeiffer, Christine AU - Welch, Michael C2 - Analytical and Bioanalytical Chemistry DA - 2008-10-16 14:10:10 LA - en PB - Analytical and Bioanalytical Chemistry PY - 2008 TI - SRM 1955, Homocysteine and Folate in Human Serum; Production of a New Standard Reference Material ER -