1. Schofield PN (1992) The Insulin-Like Growth Factors. Oxford University Press, Oxford.
2. Clemmons DR, Busby WH, Arai T, Nam TJ, Clark JB, Jones JI, et al. (1995) Role of insulin-like growth factor binding proteins in the control of IGF action. Prog Growth Factor Res 6: 357–366.
3. Daughaday, W (1988) Insulin-like growth factors I and II. Peptide, messenger ribonucleic acid and gene structures, serum, and tissue concentrations. Endocr Rev 10: 68–91.
4. Baserga, R (1995) The insulin-like growth factor I receptor: a key to tumor growth? Cancer Res 55: 249–252.
5. Baker J, Liu J-P, Robertson EJ, Efstratiadis, A (1993) Role of insulin-like growth factors in embryonic and postnatal growth. Cell 75: 73–82.