On the origin and progression of ductal carcinoma in the human breast. - [Washington, D.C., 1973] - v. Reprinted from JNCI, v.50, no.5, May 1973. CRDP Program Historic Shelflist record. Subjects--Topical Terms: Breast--Cancer.Cancer--Research. Gov. Doc. Class. No.: HE 20.3161/A:C 177/8