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

File: <base>/training/ptb-xl/g19/HR18777.hea (765 bytes) 
HR18777 12 500 5000
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 90 -3965 0 I
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 275 18930 0 II
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 185 22959 0 III
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 -183 -8056 0 aVR
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 -48 -13594 0 aVL
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 230 20795 0 aVF
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 -1030 27982 0 V1
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 -1665 -1634 0 V2
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 -800 -9316 0 V3
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 115 3958 0 V4
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 115 -20101 0 V5
HR18777.mat 16x1+24 1000.0(0)/mv 16 0 -175 25899 0 V6
# Age: 81
# Sex: Male
# Dx: 164889003,164909002,39732003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown