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

File: <base>/training/ningbo/g3/JS12657.hea (778 bytes) 
JS12657 12 500 5000
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JS12657.mat 16x1+24 1000.0(0)/mV 16 0 195 6247 0 II
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JS12657.mat 16x1+24 1000.0(0)/mV 16 0 39 -10324 0 aVF
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JS12657.mat 16x1+24 1000.0(0)/mV 16 0 -830 -23769 0 V2
JS12657.mat 16x1+24 1000.0(0)/mV 16 0 -2704 32680 0 V3
JS12657.mat 16x1+24 1000.0(0)/mV 16 0 -1225 -21833 0 V4
JS12657.mat 16x1+24 1000.0(0)/mV 16 0 298 14263 0 V5
JS12657.mat 16x1+24 1000.0(0)/mV 16 0 673 7549 0 V6
# Age: 65
# Sex: Male
# Dx: 698252002,164890007,164934002,55827005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown