EGFR and non-small cell lung carcinoma: Of the 15 patients with NSCLC, 14, 11, 9, and 6 were tested singleplex for EGFR mutation, ALK fusion gene, c-ros oncogene 1 (ROS-1) fusion gene, and v-raf murine sarcoma viral oncogene homolog B1 (BRAF) mutation, respectively.