TY - JOUR AU - Duewer, David AU - Kline, Margaret AU - Sharpless, Katherine AU - Thomas, J AU - Gary, K AU - Sowell, A. C2 - Analytical Chemistry DA - 1999-12-01 LA - en M1 - 71 PB - Analytical Chemistry PY - 1999 TI - Micronutrients Measurement Quality Assurance Program: Helping Participants Use Interlaboratory Comparison Exercise Results to Improve Their Long-term Measurement Performance ER -