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

File: <base>/training/ptb-xl/g22/HR21777.hea (735 bytes) 
HR21777 12 500 5000
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 80 -5809 0 I
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 70 -6173 0 II
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 -10 -357 0 III
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 -75 6496 0 aVR
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 45 -2043 0 aVL
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 30 -2665 0 aVF
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 50 27447 0 V1
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 370 -9844 0 V2
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 335 17635 0 V3
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 280 -23785 0 V4
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 210 -27569 0 V5
HR21777.mat 16x1+24 1000.0(0)/mv 16 0 425 -24104 0 V6
# Age: 54
# Sex: Male
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown