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

File: <base>/training/ningbo/g3/JS13458.hea (755 bytes) 
JS13458 12 500 5000
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 83 1435 0 I
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 29 3908 0 II
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 -54 2449 0 III
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 -54 3541 0 aVR
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 68 -6486 0 aVL
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 -15 -2879 0 aVF
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 -278 15146 0 V1
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 -68 -7325 0 V2
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 49 12142 0 V3
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 54 13602 0 V4
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 54 6808 0 V5
JS13458.mat 16x1+24 1000.0(0)/mV 16 0 59 1542 0 V6
# Age: 78
# Sex: Male
# Dx: 89792004,164890007,55930002,713427006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown