Diet and cancer

BMJ 1994; 309 doi: https://doi.org/10.1136/bmj.309.6966.1439b (Published 26 November 1994) Cite this as: BMJ 1994;309:1439
  1. Alexander R P Walker
  1. Head of human biochemistry, Human Biochemistry Research Unit, South African Institute for Medical Research, Johannesburg 2000, South Africa.

    EDITOR,—In her review of diet and cancer Joan Austoker lists several dietary factors that may protect against cancer, but she does not mention the possible role of lower energy intake.1 At a meeting of the US President's Commission on Breast Cancer, summarised by Hunter and Trichopoulos,2 studies on rodents were described that indicated that “energy (calorie) restriction of as little as 10% … had a steeper and …

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