Presentación
| Main Author: | |
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| Format: | Article |
| Language: | English |
| Published: |
Elsevier
2004-05-01
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| Series: | Gaceta Sanitaria |
| Online Access: | http://scielo.isciii.es/scielo.php?script=sci_arttext&pid=S0213-91112004000700023 |
| ISSN: | 0213-9111 |
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