TY - BOOK ED - National Cancer Institute (U.S.) TI - Failure to detect, in human sera, antibodies cropps-react [sic] with group-specific antigens of murine leukemia virus PY - 1974///] CY - [Washington, D.C. KW - Leukemia KW - Research N1 - (Reprinted from JNCI, v.52, no.5, May 1974.); CRDP Program Historic Shelflist record ER -