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

File: <base>/training/ptb-xl/g1/HR00720.hea (756 bytes) 
HR00720 12 500 5000
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 -75 -23389 0 I
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 -90 21255 0 II
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 -15 -20894 0 III
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 83 -32055 0 aVR
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 -30 31648 0 aVL
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 -52 8 0 aVF
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 25 -13138 0 V1
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 -270 1087 0 V2
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 10 -1679 0 V3
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 35 24731 0 V4
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 -165 -13093 0 V5
HR00720.mat 16x1+24 1000.0(0)/mv 16 0 -25 14814 0 V6
# Age: 66
# Sex: Male
# Dx: 164917005,426783006,54329005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown