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

File: <base>/training/ptb-xl/g22/HR21689.hea (740 bytes) 
HR21689 12 500 5000
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 -280 -28402 0 I
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 545 -29882 0 II
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 825 -1503 0 III
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 -133 -4441 0 aVR
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 -553 18805 0 aVL
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 685 -16437 0 aVF
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 480 7569 0 V1
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 705 11149 0 V2
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 700 7283 0 V3
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 455 9440 0 V4
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 210 3571 0 V5
HR21689.mat 16x1+24 1000.0(0)/mv 16 0 130 -2253 0 V6
# Age: 75
# Sex: Male
# Dx: 10370003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown