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

File: <base>/training/ptb-xl/g13/HR12557.hea (749 bytes) 
HR12557 12 500 5000
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 250 -14519 0 I
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 200 -7439 0 II
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 -50 7114 0 III
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 -225 10232 0 aVR
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 150 -10559 0 aVL
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 75 -386 0 aVF
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 130 -5618 0 V1
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 775 5715 0 V2
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 795 -3946 0 V3
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 570 -3639 0 V4
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 330 -6050 0 V5
HR12557.mat 16x1+24 1000.0(0)/mv 16 0 170 -5517 0 V6
# Age: 58
# Sex: Female
# Dx: 39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown