Evidence against genetic anticipation in
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Ya-Yu Tsai; Gloria M. Petersen; Susan V. Booker; Judith A. Bacon; Stanley R. Ham
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Article
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1997
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John Wiley and Sons
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English
โ 77 KB
๐ 3 views
Anecdotal reports of hereditary colorectal cancer suggest that genetic anticipation (earlier appearance in successive generations) occurs, but ascertainment bias and cohort effects confound this interpretation. Using approaches that correct for such biases, we examined the age at diagnosis of colore