The Therac-25 reference article from the English Wikipedia on 24-Jul-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Therac-25

Therac-25 was a radiation therapy machine that was involved with at least six known accidents between 1985 and 1987, in which patients were given massive overdoses. It highlighted the dangers of software-related operation of safety-critical systems (see computer bug).

It has become a standard case study in the history of computing and medicine.

It was invented in Canada.

External links

• An Investigation of the Therac-25 Accidents (IEEE Computer)

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