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

File: <base>/training/ptb-xl/g22/HR21405.hea (740 bytes) 
HR21405 12 500 5000
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 20 -4513 0 I
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 35 -4493 0 II
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 15 2 0 III
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 -28 4432 0 aVR
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 2 -2274 0 aVL
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 25 -2160 0 aVF
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 -40 -21165 0 V1
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 -10 -22018 0 V2
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 70 -10291 0 V3
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 110 13128 0 V4
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 45 -6478 0 V5
HR21405.mat 16x1+24 1000.0(0)/mv 16 0 -50 -16106 0 V6
# Age: 53
# Sex: Male
# Dx: 164909002,427393009
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown