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

File: <base>/training/ningbo/g12/JS21786.hea (748 bytes) 
JS21786 12 500 5000
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 -20 7460 0 I
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 34 21165 0 II
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 54 13656 0 III
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 -5 -8266 0 aVR
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 -39 -9300 0 aVL
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 44 11408 0 aVF
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 54 13540 0 V1
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 20 13196 0 V2
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 54 13908 0 V3
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 59 6152 0 V4
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 -132 -26004 0 V5
JS21786.mat 16x1+24 1000.0(0)/mV 16 0 5 17447 0 V6
# Age: 85
# Sex: Male
# Dx: 713427006,427084000,55930002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown