AUTHOR=Lugli Alessandro TITLE=Towards a Molecular Classification of Colorectal Cancer JOURNAL=Frontiers in Oncology VOLUME=5 YEAR=2015 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2015.00046 DOI=10.3389/fonc.2015.00046 ISSN=2234-943X