RT Journal Article SR Electronic T1 Letter: Treatment of early breast carcinoma in northern Alberta--a follow-up study JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1131b OP 1131 VO 110 IS 10 A1 Burns, P. E. A1 Lau, E. YR 1974 UL http://www.cmaj.ca/content/110/10/1131b.abstract