Janssen: New Amivantamab Data from CHRYSALIS Study Show Robust Clinical Activity and Durable Responses in Patients with Metastatic or Unresectable Non-Small Cell Lung Cancer and EGFR Exon 20 Insertion Mutations FOR EU TRADE AND MEDICAL MEDIA ONLY Not for distribution in the UK and Benelux The Janssen Pharmaceutical Companies of Johnson Johnson today announced new data from the Phase 1 CHRYSALIS study, which evaluated amivantamab in patients with metastatic or unresectable non-small cell lung cancer (NSCLC) and epidermal growth factor receptor (EGFR) exon 20 insertion mutations whose disease p...