AUTHOR=Wang Yisong, Giaccone Giuseppe TITLE=Challenges in Cancer Molecular Targets and Therapeutics JOURNAL=Frontiers in Oncology VOLUME=1 YEAR=2011 URL=https://www.frontiersin.org/articles/10.3389/fonc.2011.00004 DOI=10.3389/fonc.2011.00004 ISSN=2234-943X