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

File: <base>/training/ptb-xl/g4/HR03308.hea (736 bytes) 
HR03308 12 500 5000
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 -55 -6728 0 I
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 -105 3994 0 II
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 -50 10740 0 III
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 80 1404 0 aVR
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 -2 -8215 0 aVL
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 -77 7796 0 aVF
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 -210 32733 0 V1
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 300 -23418 0 V2
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 810 8369 0 V3
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 -165 -431 0 V4
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 -235 7458 0 V5
HR03308.mat 16x1+24 1000.0(0)/mv 16 0 -40 -7444 0 V6
# Age: 42
# Sex: Male
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown