Will Two Do? Varying Dimensions in Electrocardiography: The PhysioNet/Computing in Cardiology Challenge 2021 1.0.3

File: <base>/training/ningbo/g7/JS17623.hea (768 bytes) 
JS17623 12 500 5000
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 -39 5321 0 I
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 15 1117 0 II
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 54 -4168 0 III
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 15 2915 0 aVR
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 -49 -1457 0 aVL
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 34 -7837 0 aVF
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 5 7059 0 V1
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 29 8756 0 V2
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 39 4969 0 V3
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 34 6491 0 V4
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 54 9250 0 V5
JS17623.mat 16x1+24 1000.0(0)/mV 16 0 54 -12780 0 V6
# Age: 85
# Sex: Male
# Dx: 55827005,429622005,59931005,365413008,164890007,55930002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown