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

File: <base>/training/ptb-xl/g13/HR12458.hea (748 bytes) 
HR12458 12 500 5000
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 -70 675 0 I
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 -105 -24096 0 II
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 -35 -24750 0 III
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 88 12101 0 aVR
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 -17 13122 0 aVL
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 -70 -24024 0 aVF
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 60 10699 0 V1
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 50 8723 0 V2
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 -5 -4523 0 V3
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 -20 -26715 0 V4
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 35 -14567 0 V5
HR12458.mat 16x1+24 1000.0(0)/mv 16 0 25 -5275 0 V6
# Age: 51
# Sex: Female
# Dx: 251200008,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown