title: EGFR mutation testing in nonsmall cell lung cancer patients by using cytology specimens: when the tissue is no longer the issue.
authors: Ignacio
authors: I
authors: Gil-Bazo
authors: Eduardo
authors: E
authors: Castañón
authors: Juan P
authors: JP
authors: Fusco
mesh_terms: D002289:Carcinoma, Non-Small-Cell Lung / Q000235:genetics*; D066246:ErbB Receptors / Q000235:genetics*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000235:genetics*; D008297:Male; D009154:Mutation; D011518:Proto-Oncogene Proteins / Q000235:genetics*; D018631:ras Proteins / Q000235:genetics*
chemical_list: D011518:Proto-Oncogene Proteins; D066246:ErbB Receptors; D018631:ras Proteins