| Literature DB >> 9253400 |
R Rozzini, P Barbisoni, G B Frisoni, M Trabucchi.
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Year: 1997 PMID: 9253400 DOI: 10.1016/s0895-4356(97)00057-7
Source DB: PubMed Journal: J Clin Epidemiol ISSN: 0895-4356 Impact factor: 6.437