1. Early Experience;Clarke, A.M.; Clarke, A.D.B.,1976
2. The developing brain;Davison, A.N.; Dobbing, J.;Applied Neurochemistry,1968
3. Vulnerable periods in the developing brain;Dobbing, J.;Applied Neurochemistry,1968
4. Ferguson, G. A. (1966). Statistical Analysis in Psychology and Education, pp. 360-361. McGraw Hill, New York.
5. Somnolence after prophylactic cranial irradiation in children with acute lymphoblastic leukaemia;Freeman, J.E.; Johnston, P.G.B.; Voke, J.M.;British Medical Journal,1973