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

File: <base>/training/ptb-xl/g21/HR20977.hea (753 bytes) 
HR20977 12 500 5000
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 -10 -2269 0 I
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 -20 -6360 0 II
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 -10 -4093 0 III
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 15 4263 0 aVR
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 0 991 0 aVL
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 -15 -5284 0 aVF
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 125 -7628 0 V1
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 280 -7578 0 V2
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 85 1676 0 V3
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 20 -5625 0 V4
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 -20 -12365 0 V5
HR20977.mat 16x1+24 1000.0(0)/mv 16 0 -35 -9965 0 V6
# Age: 71
# Sex: Female
# Dx: 164865005,164873001,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown