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

File: <base>/training/ptb-xl/g19/HR18709.hea (750 bytes) 
HR18709 12 500 5000
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 -45 22055 0 I
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 -25 -20804 0 II
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 20 22674 0 III
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 35 31880 0 aVR
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 -32 32602 0 aVL
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 -2 855 0 aVF
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 5 -719 0 V1
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 15 -4039 0 V2
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 -15 -11983 0 V3
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 45 5342 0 V4
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 -20 -12944 0 V5
HR18709.mat 16x1+24 1000.0(0)/mv 16 0 40 -23614 0 V6
# Age: 65
# Sex: Male
# Dx: 164934002,39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown