RT Journal Article SR Electronic T1 Pancreatic extracts in the treatment of diabetes mellitus: preliminary report. 1922 JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1281 OP 1286 VO 145 IS 10 A1 F. G. Banting A1 C. H. Best A1 J. B. Collip A1 W. R. Campbell A1 A. A. Fletcher YR 1991 UL http://www.cmaj.ca/content/145/10/1281.abstract