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

File: <base>/training/ptb-xl/g13/HR12700.hea (736 bytes) 
HR12700 12 500 5000
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 15 30917 0 I
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 40 -17284 0 II
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 25 17330 0 III
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 -28 25639 0 aVR
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 -5 -25641 0 aVL
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 32 131 0 aVF
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 135 -15456 0 V1
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 -240 -13547 0 V2
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 5 14339 0 V3
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 65 -19099 0 V4
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 -45 -14517 0 V5
HR12700.mat 16x1+24 1000.0(0)/mv 16 0 100 -2454 0 V6
# Age: 63
# Sex: Male
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown