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                            | 1620 - Vol. 54 / 
Ed 1 /
                                   in 1988 |  |  
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                            | Section: Artigos Originais | Pages: 21 to 24 |  |  |  |  
              
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                    | Authors: |  
                    | Laís de Almeida Guedes** Beatriz Urbano Nassar***
 Lia Wagner Rizzo***
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                    | Indexations: MEDLINE, Exerpta Medica, Lilacs (Index Medicus Latinoamericano), SciELO (Scientific Electronic Library Online) CAPES: Qualis Nacional A, Qualis Internacional C
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