NIST Micronutrients Measurement Quality Assurance Program Winter, Spring, and Fall 1989 Comparability Studies: Results for Round Robins XV, XVI, and XVII Fat-Soluble Vitamins and Carotenoids in Human Serum
Materials Measurement Laboratory
Materials Measurement Laboratory
Materials Measurement Laboratory
Materials Measurement Laboratory
Materials Measurement Laboratory
National Institute of Standards and Technology
US
Gaithersburg