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

File: <base>/training/ptb-xl/g8/HR07021.hea (746 bytes) 
HR07021 12 500 5000
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 235 -26844 0 I
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 345 -21004 0 II
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 110 5792 0 III
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 -290 23799 0 aVR
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 62 -15699 0 aVL
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 227 -7234 0 aVF
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 230 21053 0 V1
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 375 -17420 0 V2
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 625 1753 0 V3
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 110 30141 0 V4
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 115 -24053 0 V5
HR07021.mat 16x1+24 1000.0(0)/mv 16 0 125 -30398 0 V6
# Age: 300
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown