4 de Mello de Mello RA RA Marques Marques DS DS Medeiros Medeiros R R Araújo Araújo AM AM Epidermal growth factor receptor and K-Ras in non-small cell lung cancer-molecular pathways involved and targeted therapies Epidermal growth factor receptor and K-Ras in non-small cell lung cancer-molecular pathways involved and targeted therapies World J Clin Oncol World J Clin Oncol 2011 2011 2 2 11 11 367 367 376 376 22087435 22087435. This evidence concerns the gene EGFR and non-small cell lung carcinoma.