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

File: <base>/training/ningbo/g30/JS40215.hea (742 bytes) 
JS40215 12 500 5000
JS40215.mat 16x1+24 1000.0(0)/mV 16 0 -68 30774 0 I
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JS40215.mat 16x1+24 1000.0(0)/mV 16 0 15 12045 0 III
JS40215.mat 16x1+24 1000.0(0)/mV 16 0 63 -30799 0 aVR
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JS40215.mat 16x1+24 1000.0(0)/mV 16 0 -20 21101 0 aVF
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JS40215.mat 16x1+24 1000.0(0)/mV 16 0 -49 -23481 0 V2
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JS40215.mat 16x1+24 1000.0(0)/mV 16 0 -63 -13469 0 V6
# Age: 65
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown