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

File: <base>/training/ptb-xl/g21/HR20990.hea (758 bytes) 
HR20990 12 500 5000
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 -105 28182 0 I
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 -50 3715 0 II
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 55 -24465 0 III
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 77 -15428 0 aVR
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 -80 26821 0 aVL
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 2 -9928 0 aVF
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 135 513 0 V1
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 155 32514 0 V2
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 30 -17781 0 V3
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 -55 -9769 0 V4
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 -170 17710 0 V5
HR20990.mat 16x1+24 1000.0(0)/mv 16 0 -70 -8666 0 V6
# Age: 55
# Sex: Female
# Dx: 164861001,164873001,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown