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

File: <base>/training/ptb-xl/g21/HR20268.hea (744 bytes) 
HR20268 12 500 5000
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 -65 21609 0 I
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 70 11740 0 II
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 135 -9870 0 III
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 -3 -16659 0 aVR
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 -100 15727 0 aVL
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 102 981 0 aVF
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 -10 -3880 0 V1
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 -1035 8293 0 V2
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 -670 -13411 0 V3
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 -625 28965 0 V4
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 -435 -2155 0 V5
HR20268.mat 16x1+24 1000.0(0)/mv 16 0 -160 3477 0 V6
# Age: 49
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown