References
- Cotlove E, Harris E K, Williams GZ. Biological and analytic components of variation in long-term studies of serum constituents in normal subjects: III. Physiological and medical implications. Clin Chem 1970; 16: 1028–32
- Harris EK. Statistical principles underlying analytic goal-setting in clinical chemistry. Am J Clin Pathol 1979; 72: 374–82
- Jenny RW. Analytical goals for determinations of theophylline concentration in serum. Clin Chem 1991; 37: 154–8