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

File: <base>/training/ningbo/g2/JS12640.hea (760 bytes) 
JS12640 12 500 5000
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 190 32533 0 I
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 210 20797 0 II
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 20 -11732 0 III
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 -200 -20603 0 aVR
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 83 16082 0 aVL
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 112 -1460 0 aVF
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 -24 -18208 0 V1
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 415 -12947 0 V2
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 571 31987 0 V3
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 625 16286 0 V4
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 625 26440 0 V5
JS12640.mat 16x1+24 1000.0(0)/mV 16 0 410 5666 0 V6
# Age: 47
# Sex: Male
# Dx: 698252002,164890007,55827005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown