LEADER | 00406nam a2200133 u 4500 | ||
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001 | 000206121 | ||
005 | 20010709154340.0 | ||
008 | 010709 ||||| und | ||
035 | |a 6552693 | ||
040 | |a Sistema de Bibliotecas de la Universidad de Costa Rica | ||
082 | 0 | |a 615.329 |b C517ch |2 00 | |
100 | 1 | |a Morin, Robert B. |e Editor/a |4 edt | |
245 | 1 | 0 | |a Biochemistry |
773 | 0 | |7 nnam |t Chemistry and biology of B-Lactam antibiotics |