(Q37063519)
Statements
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Observational studies analyzed like randomized experiments: an application to postmenopausal hormone therapy and coronary heart disease (English)
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Walter C Willett
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Joann E Manson
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Francine Grodstein
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Miguel A Hernán
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Roger Logan
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Karin B Michels
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James M Robins
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1 November 2008
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766-779
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Identifiers
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