000 005090000a22001930004500
260 _bInstitute for Scientific Information
310 _aIrr.
362 1 _a1958-
041 0 _aEn
650 1 4 _9140482
_aCIENCIAS DE LA VIDA
650 1 4 _9137933
_aBIOLOGIA
593 _a05-02-1997
022 _a0011-3409
596 _aI
245 1 0 _aCURRENT CONTENTS: LIFE SCIENCE
590 _bInstitute for Scientific Information, 3501 Market Street, Philadelphia, Penn. 19104
_gUSA
942 _cCR
999 _c130532
_d130532