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240628s1992 dcud gr ||||||eng d |
| 040 |
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|a Sistema de Bibliotecas de Universidad de Costa Rica
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| 100 |
1 |
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|a Koenig, Michael
|e Autor/a
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| 245 |
1 |
0 |
|a Mortality reductions from measles and tetanus immunization :
|b a review of the evidence /
|c by Michael Koenig.
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| 260 |
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|a Washington, DC :
|b The World Bank,
|c 1992.
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| 300 |
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|a 35 páginas :
|b gráficos en blanco y negro.
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| 490 |
0 |
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|a Working papers
|v WPS 868
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| 500 |
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|a Algunos datos tomados de la cubierta
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| 949 |
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|a -AEM
|