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Population Studies
A Journal of Demography
Volume 22, 1968 - Issue 3
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Original Articles

The Mathematics of the menstrual cycle

William H. James
Pages 409-413 | Published online: 09 Nov 2011
 
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Abstract

Attempts have been made to rebut criticisms by Professor Potter of a rhythm method of contraception described by the author.

There is a correlation between the lengths of adjacent cycles within the menstrual histories of some women.

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