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

File: <base>/training/ptb-xl/g17/HR16774.hea (744 bytes) 
HR16774 12 500 5000
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -60 12362 0 I
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -35 5995 0 II
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 25 -6373 0 III
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 47 -9515 0 aVR
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -42 9934 0 aVL
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -5 -120 0 aVF
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -20 -8272 0 V1
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -85 31649 0 V2
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -120 29263 0 V3
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -90 -28151 0 V4
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -85 9514 0 V5
HR16774.mat 16x1+24 1000.0(0)/mv 16 0 -60 -1310 0 V6
# Age: 70
# Sex: Male
# Dx: 426783006,713426002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown