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Comment
. 2000 Oct 1;152(7):688-9.
doi: 10.1093/aje/152.7.688.

Re: "Problems due to small samples and sparse data in conditional logistic regression analysis"

B E Neuenschwander, M Zwahlen
Comment

Re: "Problems due to small samples and sparse data in conditional logistic regression analysis"

B E Neuenschwander et al. Am J Epidemiol. .
No abstract available

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