Vox Rationis - 

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1986

The rotation diet, developed by Martin Katahn, rotates the daily calorie intake between 600 calories per day, 900 and 1200. The rationale behind Katahn's theory was that this fluctuation would lower the subject's metabolic rate.

Burkitt's theory was questioned with the suggestion that the low cancer rates in rural Africans may be due to their high early death rates from other causes so that they do not reach the age at which cancer peaks in Europeans

Moore T. Dietary fibre: food or fetish? Lancet 1986: 1040.