AUTHOR=O'Donovan Kevin J. TITLE=Combinatorial Resistance: The Best Defense is a Good Offense JOURNAL=Frontiers in Oncology VOLUME=3 YEAR=2013 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2013.00280 DOI=10.3389/fonc.2013.00280 ISSN=2234-943X