000 00274nas a22001217a 4500
008 190318s9999 xx 000 0 und d
022 _a0250-863X
245 _aPyrrolizidine Alkaloids
260 _aGeneva
260 _bWHO
260 _c1988
906 _aIPCS:EHC no 80-81
999 _c106629
_d106629