Previous cross-platform comparisons between the cobas® EGFR Mutation Test v2 and the Oncomine Lung cfDNA assay (Thermo Fisher Scientific, Waltham, MA, USA), which is designed to identify single-nucleotide variants (SNVs) and small indels from 11 driver genes, [11] or Oncomine Pan-Cancer Cell-Free Assay [12] have been conducted using plasma samples obtained from Korean patients diagnosed with EGFR-positive NSCLC. The gene discussed is EGFR; the disease is cancer.