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| Académie nationale des sciences | |||
| Inglés tesauro | |||
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| NAS (A private, nonprofit research organisation established by a Congressional charter to be the official adviser to the government on scientific and technological matters) | |||
| NAS (USA) | |||
| *S* (Vosoni) | |||
| NAS | |||
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| NAS | |||
| NAS (US) | |||
| National Academy of Sciences: 2 a las frases, 1 temas |
| Ciencias naturales | 2 |