TY - BOOK ED - National Cancer Institute (U.S.) TI - A new group of oncogenic viruses: reticuloendotheliosis chick syncytial, duck infectious anemia, and spleen necrosis viruses PY - 1973///] CY - [Washington, D.C. KW - Cancer KW - Research N1 - [Reprinted from JNCI, v.51, no.2, Aug. 1973]; CRDP Program Historic Shelflist record ER -