TY - BOOK AU - Cummings,Donald J. ED - ICN Pharmaceuticals, inc. ED - University of California, Los Angeles TI - Extrachromosomal DNA SN - 0121987809 U1 - 574.87/3282 19 PY - 1979/// CY - New York PB - Academic Press KW - Extrachromosomal DNA KW - Congresses N1 - "Proceedings of the 1979 ICN-UCLA Symposia on Molecular and Cellular Biology held in Keystone, Colorado, March 11-16, 1979."; Includes bibliogr. references and index ER -