12-lead ECG QTc interval derived by augmentative algorithmic analysis of input from external patient-activated mobile ECG device
12-lead ecg qtc interval derived by augmentative algorithmic analysis of input from external patient-activated mobile ecg device
12-lead ECG QTc interval derived by augmentative algorithmic analysis of input from external patient-activated mobile ECG device (procedure)
12-lead ecg qtc interval derived by augmentative algorithmic analysis of input from external patient-activated mobile ecg device (procedure)