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

File: <base>/training/ptb-xl/g1/HR00971.hea (739 bytes) 
HR00971 12 500 5000
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 0 9960 0 I
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 -35 -8820 0 II
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 -35 -18786 0 III
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 18 -262 0 aVR
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 18 14822 0 aVL
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 -35 -13428 0 aVF
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 40 6991 0 V1
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 80 804 0 V2
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 -55 -4387 0 V3
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 30 1901 0 V4
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 -90 1713 0 V5
HR00971.mat 16x1+24 1000.0(0)/mv 16 0 30 -11765 0 V6
# Age: 70
# Sex: Female
# Dx: 251146004,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown