EML4-ALK translocation was more common in patients with younger age.    ///    EML4-ALK translocation was tested by Ventana method in EGFR-wild type patients (Cohort 2).     ///    "In Cohort 2 analysis, 29 of 295 EGFR-wild type patients (9.8%) were positive for EML4-ALK translocation. "    ///    "Gender and smoking status were not correlated significantly with HER2, BRAF and EML4-ALK mutations."    ///    "Gender and smoking status were not correlated significantly with HER2, BRAF and EML4-ALK mutations. "    ///    "Five oncogenic drivers, including EGFR, KRAS, BRAF, HER2 and EML4-ALK fusion mutations, were tested. "