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

File: <base>/training/ptb-xl/g13/HR12456.hea (764 bytes) 
HR12456 12 500 5000
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 -75 -26000 0 I
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 -20 -11284 0 II
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 55 14713 0 III
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 47 18285 0 aVR
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 -65 -20454 0 aVL
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 17 1624 0 aVF
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 75 -4353 0 V1
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 25 -4108 0 V2
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 15 -8282 0 V3
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 65 -29788 0 V4
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 80 23022 0 V5
HR12456.mat 16x1+24 1000.0(0)/mv 16 0 330 14575 0 V6
# Age: 300
# Sex: Male
# Dx: 164889003,164934002,39732003,445118002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown