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

File: <base>/training/ptb-xl/g21/HR20853.hea (733 bytes) 
HR20853 12 500 5000
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 -15 6667 0 I
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 0 4622 0 II
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 15 -2047 0 III
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 7 -6012 0 aVR
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 -15 4876 0 aVL
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 7 1717 0 aVF
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 35 -12850 0 V1
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 20 -17330 0 V2
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 10 -22203 0 V3
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 15 7440 0 V4
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 5 4489 0 V5
HR20853.mat 16x1+24 1000.0(0)/mv 16 0 -15 607 0 V6
# Age: 51
# Sex: Female
# Dx: 164934002,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown