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

File: <base>/training/ptb-xl/g21/HR20850.hea (795 bytes) 
HR20850 12 500 5000
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 0 29127 0 I
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 -90 21183 0 II
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 -90 -7933 0 III
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 45 -25554 0 aVR
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 45 -13966 0 aVL
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 -90 -26344 0 aVF
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 -40 -6532 0 V1
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 -15 -233 0 V2
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 10 -11452 0 V3
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 -30 -17084 0 V4
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 15 -14724 0 V5
HR20850.mat 16x1+24 1000.0(0)/mv 16 0 -15 -17446 0 V6
# Age: 69
# Sex: Female
# Dx: 164861001,164873001,39732003,426783006,67741000119109,698252002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown