ECG Logger is a complete Holter system incl. device and firmware.
...Device MUST NOT BE CONNECTED to appliance powered by mains - risk of electrical shocks
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see also:
ECG Logger Viewer application : https://sourceforge.net/projects/ecg-logger-viewer/
A computerised clinical decision support advancement for emergency med
...Hospital electronic medical record EHR or EMR. Used commercially. Other uses include research-development into chronic and infectious-diseases.
Watch video here of demo https://www.youtube.com/watch?v=SGlicILHhJs