Preselection based on clinical characteristics in German non-small-cell lung cancer patients screened for EML4-ALK translocation..     ///    EML4-ALK positive patients seem to have distinct clinical features and show long responses to a number of systemic therapies..     ///    We present the results of clinical preselection before EML4-ALK testing in a German NSCLC cohort.     ///    "EML4-ALK fusion is uncommon, reported in about 5% of NSCLC patients. "    ///    16.4% of patients were positive for EML4-ALK fusion. 