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

File: <base>/training/ptb-xl/g5/HR04254.hea (750 bytes) 
HR04254 12 500 5000
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 -45 -3253 0 I
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 -30 -8013 0 II
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 15 -4769 0 III
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 37 5293 0 aVR
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 -30 572 0 aVL
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 -7 -6685 0 aVF
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 -5 10386 0 V1
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 -5 -18156 0 V2
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 40 17492 0 V3
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 -5 12617 0 V4
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 -35 -1041 0 V5
HR04254.mat 16x1+24 1000.0(0)/mv 16 0 -45 -14449 0 V6
# Age: 70
# Sex: Male
# Dx: 39732003,426783006,713426002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown