References
- BSI (1979) BS 5724 Medical Electrical Equipment, Part 1. Specijcation for General SafeQ Requirements.
- DETWILER J.S.. Cardiac pacemakers. In Hospital Instrumentation Care and Servicing, edited by R. B. Spooner. Journal of Medical Engineering & Technology 1977;
- EVAN A.L.. Microprocessor controlled signal generator for the functional testing of electrocardiographs. Medical. Journal of Medical Engineering & Technology 1984; 5(6)468–4708