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

File: <base>/training/ningbo/g7/JS17441.hea (736 bytes) 
JS17441 12 500 5000
JS17441.mat 16x1+24 1000.0(0)/mV 16 0 24 8179 0 I
JS17441.mat 16x1+24 1000.0(0)/mV 16 0 -5 28165 0 II
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JS17441.mat 16x1+24 1000.0(0)/mV 16 0 -20 18071 0 aVF
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JS17441.mat 16x1+24 1000.0(0)/mV 16 0 -59 6752 0 V2
JS17441.mat 16x1+24 1000.0(0)/mV 16 0 -59 28943 0 V3
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JS17441.mat 16x1+24 1000.0(0)/mV 16 0 5 32036 0 V6
# Age: 77
# Sex: Male
# Dx: 164890007
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown