520,604 SALHANICK HILTON A. /red./ Multienzyme systems in endocrinology: progress in purification and methods of investigation.The Conference held by The Hew York Academy of Sciences on June 14,15, and 16,1972.Ed, and conference chairmen David Y.Cooper and Hilton A.Salhanick. Hew York 1973 8° s. 467, ilustr. Annals of the New York Academy of Sciences, vol.212.