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

File: <base>/training/ningbo/g2/JS12514.hea (750 bytes) 
JS12514 12 500 5000
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 -34 -1838 0 I
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 29 10954 0 II
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 63 12664 0 III
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 5 1600 0 aVR
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 -49 -13238 0 aVL
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 44 5661 0 aVF
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 -20 22613 0 V1
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 5 -18822 0 V2
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 20 -25978 0 V3
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 -10 17709 0 V4
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 -34 406 0 V5
JS12514.mat 16x1+24 1000.0(0)/mV 16 0 -20 -4046 0 V6
# Age: 88
# Sex: Female
# Dx: 426177001,27885002,10370003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown