| Literature DB >> 19231711 |
María Constanza Colchero Calderón, Víctor Manuel Del Yerro Páez.
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Year: 2009 PMID: 19231711 DOI: 10.1016/j.aprim.2008.07.008
Source DB: PubMed Journal: Aten Primaria ISSN: 0212-6567 Impact factor: 1.137