| Literature DB >> 12735893 |
I Peña-Rey, N Pérez-Farinós, A Sarría-Santamera.
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Year: 2003 PMID: 12735893 DOI: 10.1016/s0212-6567(03)79210-5
Source DB: PubMed Journal: Aten Primaria ISSN: 0212-6567 Impact factor: 1.137