TY - JOUR AU - Karen Phinney AU - Mary Bedner AU - Susan Tai AU - Veronica Vamathevan AU - Lane Sander AU - Katherine Sharpless AU - Stephen Wise C2 - Analytical Chemistry DA - 2011-12-05 DO - https://doi.org/10.1021/ac202047n LA - en M1 - 84 PB - Analytical Chemistry PY - 2011 TI - Development and Certification of a Standard Reference Material for Vitamin D Metabolites in Human Serum ER -