U-3338

ADMINISTERING DAILY A UNIT DOSAGE OF AN IRREVERSIBLE EGFR INHIBITOR COVALENTLY BINDING AS CLAIMED FOR 1ST LINE TREATMENT OF GEFITINIB OR ERLOTINIB RESISTANT METASTATIC NSCLC WITH EGFR EXON 19 DELETION OR EXON 21 L858R SUBSTITUTION WITH T790M MUTATION