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

File: <base>/training/ptb-xl/g22/HR21761.hea (765 bytes) 
HR21761 12 500 5000
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 -180 -32441 0 I
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 -110 -18551 0 II
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 70 13900 0 III
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 145 24837 0 aVR
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 -125 -23097 0 aVL
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 -20 -2752 0 aVF
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 355 31686 0 V1
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 -165 -1792 0 V2
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 -160 -5014 0 V3
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 -120 -2345 0 V4
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 -120 4452 0 V5
HR21761.mat 16x1+24 1000.0(0)/mv 16 0 -75 -960 0 V6
# Age: 75
# Sex: Male
# Dx: 164889003,164909002,39732003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown