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_9140482 _aCIENCIAS DE LA VIDA |
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_9137933 _aBIOLOGIA |
| 593 | _a05-02-1997 | ||
| 022 | _a0011-3409 | ||
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| 245 | 1 | 0 | _aCURRENT CONTENTS: LIFE SCIENCE |
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_bInstitute for Scientific Information, 3501 Market Street, Philadelphia, Penn. 19104 _gUSA |
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