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

File: <base>/training/ptb-xl/g17/HR16951.hea (757 bytes) 
HR16951 12 500 5000
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 -50 -8513 0 I
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 55 -9884 0 II
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 105 -1351 0 III
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 -3 9094 0 aVR
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 -78 -3333 0 aVL
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 80 -5413 0 aVF
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 55 10640 0 V1
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 295 11200 0 V2
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 345 -24002 0 V3
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 215 -31148 0 V4
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 -50 8873 0 V5
HR16951.mat 16x1+24 1000.0(0)/mv 16 0 -30 7925 0 V6
# Age: NaN
# Sex: Female
# Dx: 164865005,164917005,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown