TY - JOUR AU - Yu, Lee AU - Verdon, Carl AU - Davis, William AU - Turk, Gregory AU - Caldwell, Kathleen AU - Jones, Robert AU - Buckley, Brian AU - Xie, Ruimin C2 - Analytical Chemistry DA - 2011-03-17 LA - en M1 - 3 PB - Analytical Chemistry PY - 2011 TI - A Human Urine Standard Reference Materials for Accurate Assessment of Arsenic Exposure ER -