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

File: <base>/training/ptb-xl/g4/HR03913.hea (748 bytes) 
HR03913 12 500 5000
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 -25 -27941 0 I
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 -65 -14812 0 II
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 -40 13106 0 III
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 45 21655 0 aVR
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 8 -19899 0 aVL
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 -52 -360 0 aVF
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 -305 11163 0 V1
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 -80 8589 0 V2
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 -80 27768 0 V3
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 245 23049 0 V4
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 -495 -6660 0 V5
HR03913.mat 16x1+24 1000.0(0)/mv 16 0 -510 4879 0 V6
# Age: 55
# Sex: Male
# Dx: 426783006,54329005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown