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

File: <base>/training/ningbo/g8/JS17853.hea (735 bytes) 
JS17853 12 500 5000
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 -29 19425 0 I
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 49 21665 0 II
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 78 2230 0 III
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 -10 -14460 0 aVR
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 -54 2579 0 aVL
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 63 5671 0 aVF
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 137 -5704 0 V1
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 356 5549 0 V2
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 117 30571 0 V3
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 88 -29886 0 V4
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 195 -29775 0 V5
JS17853.mat 16x1+24 1000.0(0)/mV 16 0 39 17483 0 V6
# Age: 84
# Sex: Female
# Dx: 164890007
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown