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BMJ. 1997 Sep 13;315(7109):672-5.

Papers that summarise other papers (systematic reviews and meta-analyses).

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1
Department of Primary Care and Population Sciences, University College London Medical School/Royal Free Hospital School of Medicine, Whittington Hospital. p.greenhalgh@ucl.ac.uk
PMID:
9310574
PMCID:
PMC2127461
[Indexed for MEDLINE]
Free PMC Article

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