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

File: <base>/training/ningbo/g5/JS14974.hea (744 bytes) 
JS14974 12 500 5000
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 -44 4351 0 I
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 20 4988 0 II
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 63 623 0 III
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 15 1450 0 aVR
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 -54 -4324 0 aVL
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 39 -3216 0 aVF
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 -112 -2833 0 V1
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 -5 2367 0 V2
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 10 656 0 V3
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 39 -5392 0 V4
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 278 2432 0 V5
JS14974.mat 16x1+24 1000.0(0)/mV 16 0 2059 22588 0 V6
# Age: 82
# Sex: Male
# Dx: 164890007,164934002,47665007
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown