TY - BOOK AU - Crook,E.M. TI - Metals and enzyme activity : Biochemical Society symposium no. 15 held at the University of Leeds on 13 July 1956 U1 - 546.3 CRO PY - 1958///. CY - Cambridge : PB - Cambridge University Press, KW - Enzyme activity - symposium KW - Metals - symposium ER -