00291nam a2200097Ia 4500008004100000082002100041100003300062245004200095260004600137300001000183140113s9999    xx            000 0 und d  a664:612.017   K7  aNational Academy of Sciences  aToxicants occuring naturally in Foods  a1967bNational Academy of SciencecU.S.A.  ap.301