RT Journal Article SR Electronic T1 EGFR and K-ras mutations in cytologic samples from fine-needle aspirates in NSCLC patients JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 267 OP 269 DO 10.1183/09031936.00204511 VO 40 IS 1 A1 Paola Ulivi A1 Wainer Zoli A1 Elisa Chiadini A1 Laura Capelli A1 Piero Candoli A1 Daniele Calistri A1 Rosella Silvestrini A1 Maurizio Puccetti YR 2012 UL http://erj.ersjournals.com/content/40/1/267.abstract AB