TY - BOOK ED - National Cancer Institute (U.S.) TI - Objective 4, develop means prevent progression of precancerous cells to cancer, development of cancers from precancerous conditions, and spread of cancers from primary sites T2 - National cancer program PY - 1973///] CY - [Washington, D.C. KW - Cancer KW - Research N1 - (DHEW publication (NIH) 74-587.); 4to; Distribution made by issuing office; CRDP Program Historic Shelflist record ER -