| Literature DB >> 15546548 |
S de Francisco Velasco, E García Alonso, R Sanz Cantalapiedra.
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Year: 2004 PMID: 15546548 DOI: 10.1016/s0212-6567(04)78934-9
Source DB: PubMed Journal: Aten Primaria ISSN: 0212-6567 Impact factor: 1.137