| Literature DB >> 15456576 |
J Salvador Hernández, R Ferrera Rodríguez, M V Martín Oliva.
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Year: 2004 PMID: 15456576 DOI: 10.1016/s0212-6567(04)70846-x
Source DB: PubMed Journal: Aten Primaria ISSN: 0212-6567 Impact factor: 1.137