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

File: <base>/training/ningbo/g35/JS45087.hea (742 bytes) 
JS45087 12 500 5000
JS45087.mat 16x1+24 1000.0(0)/mV 16 0 24 -32208 0 I
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JS45087.mat 16x1+24 1000.0(0)/mV 16 0 63 2748 0 aVF
JS45087.mat 16x1+24 1000.0(0)/mV 16 0 -68 -2837 0 V1
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# Age: 61
# Sex: Female
# Dx: 164934002,427084000
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown