00297nam a2200109Ia 4500008004100000082001900041100002700060245003300087260004200120300001000162650001500172140113s9999    xx            000 0 und d  a632.952(02) J9  a" Dittmer, Dorothy S."  aHandbook of toxicology. v. 5  b"London : W.B.saunders company, 1959"  a242p.  aToxicology