| Literature DB >> 9537938 |
N T Levy1, L J Olson, C Weyand, A Brack, H D Tazelaar, W D Edwards, S C Hammill.
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Year: 1998 PMID: 9537938 DOI: 10.7326/0003-4819-128-8-199804150-00007
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391