TY - BOOK ED - National Cancer Institute (U.S.) TI - Mammary-tumor virion structures in mouse milk fractions PY - 1969///] CY - [Washington, D.C. KW - Breast KW - Cancer KW - Research N1 - Reprint from J. Nat Cancer Inst. 43:1275-1288, 1969; CRDP Program Historic Shelflist record ER -