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

File: <base>/training/ptb-xl/g15/HR14974.hea (744 bytes) 
HR14974 12 500 5000
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -100 21626 0 I
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -130 2707 0 II
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -30 -18979 0 III
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 115 -12026 0 aVR
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -35 20923 0 aVL
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -80 -7422 0 aVF
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -25 24738 0 V1
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 155 -7225 0 V2
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -65 -3778 0 V3
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -95 18920 0 V4
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -125 21145 0 V5
HR14974.mat 16x1+24 1000.0(0)/mv 16 0 -175 24881 0 V6
# Age: 29
# Sex: Male
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown