TY - JOUR AU - Tai, Susan AU - Prendergast, Jocelyn AU - Sniegoski, Lorna AU - Welch, Michael AU - Phinney, Karen AU - Zhang, Nien C2 - Analytical and Bioanalytical Chemistry DA - 2010-03-24 LA - en M1 - 397 PB - Analytical and Bioanalytical Chemistry PY - 2010 TI - Certification of Drugs of Abuse in a Human Serum Standard Reference Material: SRM 1959 ER -