1. (6) Registrar General's Decennial Supplement, England and Wales, 1951, Life Tables. H.M.S.O.
2. (9) Registrar General's Statistical Review of England and Wales, Tables, part 1, Table 17.
3. (11) Malins J. M. M.D., F.R.C.P. , Fitzgerald M. G. M.D., M.R.C.P. and Darlington F. T. , F.I.A. An Investigation into the Mortality of Diabetics. Unpublished.
4. (8) Registrar General's Statistical Review of England and Wales, Tables, part 1, Table 19.