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

File: <base>/training/chapman_shaoxing/g1/JS00456.hea (751 bytes) 
JS00456 12 500 5000
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 176 27653 0 I
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 254 -8203 0 II
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 78 29655 0 III
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 -215 28304 0 aVR
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 49 -6416 0 aVL
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 166 -27764 0 aVF
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 215 16540 0 V1
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 361 28594 0 V2
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 459 -15775 0 V3
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 752 -26542 0 V4
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 566 -17863 0 V5
JS00456.mat 16x1+24 1000.0(0)/mV 16 0 410 15098 0 V6
# Age: 45
# Sex: Male
# Dx: 426177001,55827005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown