1. R.A. Miller, Aging and the immune system. In E. Masoro (ed.), Handbook of Physiology of Aging, Oxford University Press, New York, 1995, pp. 555–590.
2. R.L. Walford, Immunologic theory of aging: current status. Fed. Proc., 33 (1974) 2020–2027.
3. T. Makinodan and M.B. Kay, Age influence on the immune system. Adv. Immunol., 29 (1980) 287–330.
4. M.L. Thoman and W.O. Weigle, The cellular and subcellular bases of immunosenescence. Adv. Immunol., 46 (1989) 221–261.
5. R.A. Miller, Age-associated decline in precursor frequency for different cell-mediated reactions with preservation of helper or cytotoxic effect for precursor cell. J. Immunol., 132 (1984) 63–68.