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Article

Biased tests of association : Comparisons of allele frequencies when departing from Hardy-Weinberg proportions.

D.J. SCHAID ; S.J. JACOBSEN ; Department of Health Sciences Research Mayo Clinic. Mayo Foundation. Rochester. MN. USA |

Dans American journal of epidemiology (vol. 149, n° 8, 1999)

[BDSP. Notice produite par INIST R0xTWF58. Diffusion soumise à autorisation]. Association studies of genetic markers or candidate genes with disease are often conducted using the traditional case-control design. Cases and controls are sampled fr[...]

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Article

Potential misinterpretation of the case-only study to assess gene-environment interaction.

S. SCHMIDT ; D.J. SCHAID |

Dans American journal of epidemiology (vol. 150, n° 8, 1999)

[BDSP. Notice produite par INIST JR0xs9v7. Diffusion soumise à autorisation]. Novel epidemiologic study designs are often required to assess gene-environment interaction. A design using only cases, without controls, is one of several approaches [...]

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Article

Validation of a telephone questionnaire for Parkinson's disease.

W.A. ROCCA ; D.M. MARAGANORE ; S.K. MCDONNELL ; D.J. SCHAID ; Department of Health Sciences Research. Mayo Clinic and Mayo Foundation. Rochester Minnesota. USA ; Department of Neurology. Mayo Clinic and Mayo Foundation. Rochester Minnesota. USA |

Dans Journal of clinical epidemiology (vol. 51, n° 6, 1998)

[BDSP. Notice produite par INIST R0x1hrMx. Diffusion soumise à autorisation]. As part of a genetic study, we investigated the accuracy of a telephone questionnaire to diagnose or screen for Parkinson's disease (PD). We studied 20 PD patients ran[...]

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