| Literature DB >> 12938798 |
José Manuel Calvo-Villas, María Jose Ramirez Sanchez, Jorge Cuesta Tovar, Carlos García.
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Year: 2003 PMID: 12938798 DOI: 10.1097/01.SMJ.0000074507.31006.79
Source DB: PubMed Journal: South Med J ISSN: 0038-4348 Impact factor: 0.954