Therac-25 is definitely not the only incident involving radiation in medical applications: https://www.cbc.ca/news/canada/hamilton/radiation-treatment-concerns

Therac-25 is definitely not the only incident involving radiation in medical applications: https://www.cbc.ca/news/canada/hamilton/radiation-treatment-concerns-1.4968019 https://www.cbc.ca/news/canada/hamilton/radiation-treatment-... http://indico.ictp.it/event/a12208/session/65/contribution/41/material/0/0.pdf http://indico.ictp.it/event/a12208/session/65/contribution/4...