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

File: <base>/training/ningbo/g21/JS31104.hea (734 bytes) 
JS31104 12 500 5000
JS31104.mat 16x1+24 1000.0(0)/mV 16 0 -24 18360 0 I
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JS31104.mat 16x1+24 1000.0(0)/mV 16 0 10 -17129 0 aVR
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JS31104.mat 16x1+24 1000.0(0)/mV 16 0 15 12386 0 aVF
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JS31104.mat 16x1+24 1000.0(0)/mV 16 0 -20 7934 0 V2
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JS31104.mat 16x1+24 1000.0(0)/mV 16 0 -34 19828 0 V6
# Age: 52
# Sex: Male
# Dx: 426177001
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown