[1]https://nano-magazine.com/news/2021/9/17/implanted-atoms-create-unique-electr ical-ids-that-distinguish-bona-fide-devices-from-forgeries?ss_source=sscampaigns &ss_campaign_id=614aeaff2e0e033c6dde9cc0&ss_email_id=614b61bac499c001d70fb144&ss _campaign_name=How+a+plant+virus+could+protect+and+save+your+lungs+from+metastat ic+cancer&ss_campaign_sent_date=2021-09-22T17%3A07%3A36Z References 1. https://nano-magazine.com/news/2021/9/17/implanted-atoms-create-unique-electrical-ids-that-distinguish-bona-fide-devices-from-forgeries?ss_source=sscampaigns&ss_campaign_id=614aeaff2e0e033c6dde9cc0&ss_email_id=614b61bac499c001d70fb144&ss_campaign_name=How+a+plant+virus+could+protect+and+save+your+lungs+from+metastatic+cancer&ss_campaign_sent_date=2021-09-22T17:07:36Z