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

File: <base>/training/ptb-xl/g22/HR21764.hea (761 bytes) 
HR21764 12 500 5000
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 -5 6392 0 I
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 55 -3307 0 II
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 60 -9693 0 III
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 -25 -2060 0 aVR
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 -33 7828 0 aVL
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 57 -6794 0 aVF
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 20 8702 0 V1
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 20 -279 0 V2
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 30 1772 0 V3
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 55 -540 0 V4
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 95 1589 0 V5
HR21764.mat 16x1+24 1000.0(0)/mv 16 0 65 -3477 0 V6
# Age: 64
# Sex: Male
# Dx: 164865005,164951009,39732003,426783006,445118002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown