TY - RPRT TI - Dietary Supplement Laboratory Quality Assurance Program: exercise O final report AU - Barber, Charles A AU - Phillips, Melissa M AU - Rimmer, Catherine A AU - Wood, Laura J AU - Ale, Maria R AU - Long, Stephen E AU - Mudge, Elizabeth AU - Whitehead, Shannon L PY - 2019 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 8266 DO - 10.6028/NIST.IR.8266 ER -