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

File: <base>/training/ningbo/g25/JS34724.hea (744 bytes) 
JS34724 12 500 5000
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 20 -8409 0 I
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 29 17234 0 II
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 10 25609 0 III
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 -24 1808 0 aVR
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 5 -23992 0 aVL
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 20 15498 0 aVF
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 29 1031 0 V1
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 -20 8850 0 V2
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 -195 -21125 0 V3
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 107 -10701 0 V4
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 283 -276 0 V5
JS34724.mat 16x1+24 1000.0(0)/mV 16 0 -20 17413 0 V6
# Age: 30
# Sex: Female
# Dx: 426783006,427393009
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown