1. Herceptin (trastuzumab) prescribing information http://www.accessdata.fda.gov/drugsatfda_docs/label/2010/103792s5256lbl.pdf
2. Iressa (gefitinib): summary of product characteristics http://www.ema.europa.eu/docs/en_GB/document_library/EPAR_-_Product_Information/human/001016/WC500036358.pdf
3. Gleevec (imatinib mesylate) prescribing information http://www.accessdata.fda.gov/drugsatfda_docs/label/2013/021588s038lbl.pdf
4. Erbitux (cetuximab): summary of product characteristics http://www.ema.europa.eu/docs/en_GB/document_library/EPAR_-_Product_Information/human/000558/WC500029119.pdf
5. Vectibix (panitumumab): summary of product characteristics http://www.ema.europa.eu/docs/en_GB/document_library/EPAR_-_Product_Information/human/000741/WC500047710.pdf