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

File: <base>/training/ptb-xl/g21/HR20741.hea (770 bytes) 
HR20741 12 500 5000
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 -55 30954 0 I
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 -50 -22652 0 II
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 5 11937 0 III
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 52 28026 0 aVR
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 -30 -22895 0 aVL
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 -22 -5241 0 aVF
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 35 -2281 0 V1
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 -25 -27298 0 V2
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 -30 -23567 0 V3
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 -45 -23889 0 V4
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 -45 -19568 0 V5
HR20741.mat 16x1+24 1000.0(0)/mv 16 0 -65 -2548 0 V6
# Age: 61
# Sex: Male
# Dx: 164865005,164951009,39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown