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

File: <base>/training/ningbo/g4/JS13999.hea (771 bytes) 
JS13999 12 500 5000
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 -137 17749 0 I
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 127 5833 0 II
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 264 -11906 0 III
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 5 -5561 0 aVR
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 -200 8663 0 aVL
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 195 -9248 0 aVF
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 176 -4145 0 V1
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 654 1277 0 V2
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 571 11113 0 V3
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 132 9456 0 V4
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 -59 13351 0 V5
JS13999.mat 16x1+24 1000.0(0)/mV 16 0 5 9521 0 V6
# Age: 73
# Sex: Male
# Dx: 59931005,365413008,164934002,39732003,164890007
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown