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

File: <base>/training/ningbo/g14/JS23887.hea (755 bytes) 
JS23887 12 500 5000
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JS23887.mat 16x1+24 1000.0(0)/mV 16 0 -49 11655 0 III
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JS23887.mat 16x1+24 1000.0(0)/mV 16 0 -39 7437 0 aVF
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JS23887.mat 16x1+24 1000.0(0)/mV 16 0 44 26024 0 V2
JS23887.mat 16x1+24 1000.0(0)/mV 16 0 39 20500 0 V3
JS23887.mat 16x1+24 1000.0(0)/mV 16 0 44 2727 0 V4
JS23887.mat 16x1+24 1000.0(0)/mV 16 0 -5 6004 0 V5
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# Age: 65
# Sex: Male
# Dx: 426177001,47665007,164934002,59931005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown