1. Alleyne, G.A.O. (1966). Cardiac function in severely malnourished Jamaican children. Clin. Sci. 30. 553–562.
2. Bach, J.F. (1982). Immunopotentiation. In Clinical Aspects of Immunology,, (eds. Lachmann, P.J. and Peters, D.K. ) pp. 565–578. Blackwell Scientific Public., Oxford.
3. Beach, R.S., Gershwin, M.E. & Hurley, L.S. (1982). Gestational zinc deprivation in mice. Persistence of immunodeficiency for three generations. Science 218 469–471.
4. Bender, A.D. (1964). Pharmacologic aspects of aging. A survey of the effect of increasing age on drug activity in adults. J. Am. Geriatr. Soc., 12: 114–139.
5. Boss, G.R., Thompson, R.F., Speigelberg, H.L., Pichler, W.J. & Seegmiller, E. (1980). Age dependency of lymphocyte ecto-5’-nucleotidase activity. J. Immunol., 125: 679–682.