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

File: <base>/training/ptb-xl/g21/HR20921.hea (766 bytes) 
HR20921 12 500 5000
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 -30 -26417 0 I
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 5 -18481 0 II
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 35 7920 0 III
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 12 21815 0 aVR
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 -33 -16615 0 aVL
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 20 -5608 0 aVF
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 -20 -29908 0 V1
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 -130 5726 0 V2
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 -145 9112 0 V3
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 -115 25334 0 V4
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 -20 -4678 0 V5
HR20921.mat 16x1+24 1000.0(0)/mv 16 0 -10 -498 0 V6
# Age: 52
# Sex: Male
# Dx: 164865005,164951009,39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown