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

File: <base>/training/ptb-xl/g14/HR13721.hea (760 bytes) 
HR13721 12 500 5000
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 -155 -22195 0 I
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 -95 8933 0 II
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 60 31137 0 III
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 125 6139 0 aVR
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 -107 -26539 0 aVL
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 -17 19856 0 aVF
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 685 6027 0 V1
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 540 19210 0 V2
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 645 -7435 0 V3
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 1035 -3837 0 V4
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 950 876 0 V5
HR13721.mat 16x1+24 1000.0(0)/mv 16 0 2105 4530 0 V6
# Age: 65
# Sex: Female
# Dx: 164865005,164917005,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown