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

File: <base>/training/ningbo/g1/JS11300.hea (694 bytes) 
JS11300 12 500 5000
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JS11300.mat 16x1+24 1000.0(0)/mV 16 0 -5 -20982 0 II
JS11300.mat 16x1+24 1000.0(0)/mV 16 0 0 7222 0 III
JS11300.mat 16x1+24 1000.0(0)/mV 16 0 5 30528 0 aVR
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JS11300.mat 16x1+24 1000.0(0)/mV 16 0 -5 19867 0 aVF
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JS11300.mat 16x1+24 1000.0(0)/mV 16 0 0 0 0 V2
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# Age: 6
# Sex: Male
# Dx: 427084000
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown