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20100813134608.0 |
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920923s1983 xxu ||||| eng |
| 035 |
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|a 52492
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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| 041 |
0 |
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|a eng
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| 082 |
0 |
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|a 610
|b I34im
|2 00
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| 245 |
1 |
4 |
|a The Impact of randomized clinical trials on health policy and medical practice:
|b background paper
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| 260 |
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|a Washington :
|b Congress of the United States. Office of Technology Assessment,
|c 1983.
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| 300 |
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|a 109 páginas :
|b ilustraciones ;
|c 26 cm
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| 504 |
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|a Bibliografia: p. 101-109
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| 650 |
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|a MEDICINA
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| 650 |
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|a PLANIFICACION DE LA SALUD
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| 650 |
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|a ENSAYOS CLINICOS
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| 912 |
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|a 13-AUG-2010 - CATALOG, HE
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| 949 |
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|a YV-YV
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| 916 |
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|a Registros del LS-2000
|