References
- Kallner A, Kallner G, Ljunggren J G, Sjöberg H E. On the efficacy of highly sensitive S-TSH methods in the diagnosis of hyperthyroidism. Opusc Med 1984; 29: 98–101
- Seth J, Kellet H A, Caldwell G, et al. A sensitive immunoradiometric assay for serum thyroid stimulating hormone: A replacement for the thyrotrophin releasing hormone test. B Med J 1984; 289: 1334–36
- Weeks I, Sturgess M, Siddle K, et al. A high-sensitivity immunochemiluminometric assay for human thyrotrophin. Clin Endocrinol 1984; 20: 489–95
- Roddis M J, Bunin J M, Johannssen A, et al. Serum thyrotrophin: A first-line discriminatory test of thyroid function. Lancet 1985; I: 277–8
- Galen R S, Gambino S R. Beyond Normality. J. Wiley & Sons, New York 1975; 10–14
- Sohlberg H E. Theory of Reference Values. 5. Statistical Treatment of Collected Reference Values. Determination of Reference Limits (IFCC Recommendation). J Clin Chem Clin Biochem 1983; 21: 749–60
- Greer M A. Disorders of the thyroid. Internal Medicine, J H Stein. Little, Brown & Co., Boston 1983; 1745
- Kjellman B S. The function of the hypothalamic-pituitary-thyroid axis in affective disorders. MD Thesis, Stockholm 1983; 43
- Siest G, Dawkins S J, Salway J G, Tryding N, Galteau M M. International Federation of Clinical Chemistry EPDECC. Drug effects in clinical chemistry. Part 1. The basic concepts. J Clin Chem Clin Biochem 1984; 22: 271–4
- Hesch R D. Use of triiodothyronine in the diagnosis of thyroid functional disorders. Schilddrüse. Thieme Verlag, Stuttgart 1974
- Tryselius M, Kallner G, Ljunggren J G. Comparison between serum thyroxine and triiodothyronine estimation and the TRH test in the routine diagnosis of hyperthyroidism. Acta Med Scan 1977; 201: 263–7
- Lamberg B A, Gordin A. Abnormalities of thyrotrophin secretion and clinical implication of the thyrotrophin releasing hormone stimulation test. Ann Clin Res 1978; 10: 171–83