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

File: <base>/training/ptb-xl/g19/HR18949.hea (769 bytes) 
HR18949 12 500 5000
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 -45 22046 0 I
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 15 23844 0 II
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 60 1825 0 III
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 15 -23432 0 aVR
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 -53 -22174 0 aVL
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 37 -19659 0 aVF
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 30 -13336 0 V1
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 80 -19046 0 V2
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 260 31142 0 V3
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 10 30620 0 V4
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 -145 21327 0 V5
HR18949.mat 16x1+24 1000.0(0)/mv 16 0 -110 22977 0 V6
# Age: 79
# Sex: Female
# Dx: 164865005,164951009,39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown