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

File: <base>/training/ningbo/g10/JS20553.hea (746 bytes) 
JS20553 12 500 5000
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 -20 1011 0 I
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 5 12936 0 II
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JS20553.mat 16x1+24 1000.0(0)/mV 16 0 10 -890 0 aVR
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 -24 -11537 0 aVL
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 15 6305 0 aVF
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 83 10167 0 V1
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 224 22857 0 V2
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 122 8291 0 V3
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 39 2156 0 V4
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 -10 5304 0 V5
JS20553.mat 16x1+24 1000.0(0)/mV 16 0 -24 7148 0 V6
# Age: 75
# Sex: Male
# Dx: 284470004,426177001,164934002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown