Int J Epidemiol. 2004 Jun;33(3):464-7. Epub 2004 May 27.
Commentary: the hormone replacement-coronary heart disease conundrum: is this the death of observational epidemiology?
Lawlor DA, Davey Smith G, Ebrahim S.
Department of Social Medicine, University of Bristol, UK. d.a.lawlor@bristol.ac.uk
PMID: 15166201 [PubMed - indexed for MEDLINE]
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