00309nam a2200109Ia 4500008004100000040001100041100001500052245006800067260003900135300001500174300001000189251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aW. S. Root 0aProceeding of the society for experimantal biology and medicine  cJune1963bAcademic pressaNew York  aP.249-1061  bV.113