Molecular markers and biological targeted therapies in metastatic colorectal cancer: expert opinion and recommendations derived from the 11th ESMO/World Congress on Gastrointestinal Cancer, Barcelona, 2009
phase-iii trial fluorouracil-based chemotherapy randomized controlled-trial advanced pancreatic-cancer cetuximab plus irinotecan microsatellite instability thymidylate synthase carcinoembryonic antigen combination chemotherapy 1st-line treatment
