| Literature DB >> 3341666 |
M Yebra, A García-Merino, F Albarrán, J M Varela, J M Echevarría.
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Year: 1988 PMID: 3341666 DOI: 10.7326/0003-4819-108-2-310
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391