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

File: <base>/training/chapman_shaoxing/g7/JS07121.hea (766 bytes) 
JS07121 12 500 5000
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 -29 -2699 0 I
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 20 -2417 0 II
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 49 295 0 III
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 5 8604 0 aVR
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 -39 -7659 0 aVL
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 34 -7301 0 aVF
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 15 13793 0 V1
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 -171 10228 0 V2
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 -83 603 0 V3
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 -49 -32297 0 V4
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 -5 23523 0 V5
JS07121.mat 16x1+24 1000.0(0)/mV 16 0 15 2358 0 V6
# Age: 77
# Sex: Male
# Dx: 164889003,55827005,429622005,428750005,164934002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown