1. Eik-Nes, K. B., in The Androgens of the Testis (edit. by Eik-Nes, K. B.), 1–41 (Dekker, New York, 1970); Rec. Prog. Norm. Res., 27, 517–535 (1971).
2. Christensen, A. K., in The Handbook of Physiology, Section 7, 5 (edit. by Greep, R. O., and Astwood, E. B.), 57–94 (American Physiological Society, Washington DC, 1975).
3. Eik-Nes, K. B., in The Handbook of Physiology, Section 7, 5 (edit. by Creep, R. O., and Astwood, E. B.), 95–115 (American Physiological Society, Washington DC, 1975).
4. Brinkman, A. D., Mulder, L., and Van der Molen, H. J., Ann. Endocr., 31, Suppl. 4, 789–801 (1970).
5. Daughaday, W. H., J. Clin. Invest., 37, 511–518 (1958).