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

File: <base>/training/ptb/g1/S0331.hea (697 bytes) 
S0331 12 1000 115200
S0331.mat 16x1+24 1000.0(0)/mv 16 0 -178 -13454 0 I
S0331.mat 16x1+24 1000.0(0)/mv 16 0 240 19944 0 II
S0331.mat 16x1+24 1000.0(0)/mv 16 0 418 29421 0 III
S0331.mat 16x1+24 1000.0(0)/mv 16 0 -32 699 0 aVR
S0331.mat 16x1+24 1000.0(0)/mv 16 0 -297 2689 0 aVL
S0331.mat 16x1+24 1000.0(0)/mv 16 0 329 24589 0 aVF
S0331.mat 16x1+24 1000.0(0)/mv 16 0 258 -6259 0 V1
S0331.mat 16x1+24 1000.0(0)/mv 16 0 313 -702 0 V2
S0331.mat 16x1+24 1000.0(0)/mv 16 0 301 -500 0 V3
S0331.mat 16x1+24 1000.0(0)/mv 16 0 8 -12704 0 V4
S0331.mat 16x1+24 1000.0(0)/mv 16 0 88 5730 0 V5
S0331.mat 16x1+24 1000.0(0)/mv 16 0 -120 6022 0 V6
# Age: 37
# Sex: Male
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown