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

File: <base>/training/ningbo/g8/JS18423.hea (756 bytes) 
JS18423 12 500 5000
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JS18423.mat 16x1+24 1000.0(0)/mV 16 0 5 909 0 II
JS18423.mat 16x1+24 1000.0(0)/mV 16 0 -49 -8316 0 III
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JS18423.mat 16x1+24 1000.0(0)/mV 16 0 -24 -9841 0 aVF
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JS18423.mat 16x1+24 1000.0(0)/mV 16 0 39 27176 0 V2
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JS18423.mat 16x1+24 1000.0(0)/mV 16 0 166 -16128 0 V4
JS18423.mat 16x1+24 1000.0(0)/mV 16 0 -24 11599 0 V5
JS18423.mat 16x1+24 1000.0(0)/mV 16 0 -24 5149 0 V6
# Age: 65
# Sex: Male
# Dx: 164890007,429622005,55930002,59931005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown