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

File: <base>/training/ptb-xl/g21/HR20552.hea (765 bytes) 
HR20552 12 500 5000
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 -20 -11342 0 I
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 20 4964 0 II
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 40 16280 0 III
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 0 2483 0 aVR
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 -30 -13878 0 aVL
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 30 10228 0 aVF
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 20 -5793 0 V1
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 5 -14048 0 V2
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 40 16210 0 V3
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 30 28827 0 V4
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 5 19547 0 V5
HR20552.mat 16x1+24 1000.0(0)/mv 16 0 0 -4364 0 V6
# Age: 55
# Sex: Male
# Dx: 164865005,164951009,39732003,426177001,445118002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown