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

File: <base>/training/ptb/g1/S0144.hea (712 bytes) 
S0144 12 1000 115200
S0144.mat 16x1+24 1000.0(0)/mv 16 0 1450 9585 0 I
S0144.mat 16x1+24 1000.0(0)/mv 16 0 1039 -17666 0 II
S0144.mat 16x1+24 1000.0(0)/mv 16 0 -410 2802 0 III
S0144.mat 16x1+24 1000.0(0)/mv 16 0 -1244 25860 0 aVR
S0144.mat 16x1+24 1000.0(0)/mv 16 0 930 -2522 0 aVL
S0144.mat 16x1+24 1000.0(0)/mv 16 0 315 -16309 0 aVF
S0144.mat 16x1+24 1000.0(0)/mv 16 0 -53 16805 0 V1
S0144.mat 16x1+24 1000.0(0)/mv 16 0 2554 -22041 0 V2
S0144.mat 16x1+24 1000.0(0)/mv 16 0 726 -18404 0 V3
S0144.mat 16x1+24 1000.0(0)/mv 16 0 565 14239 0 V4
S0144.mat 16x1+24 1000.0(0)/mv 16 0 704 5819 0 V5
S0144.mat 16x1+24 1000.0(0)/mv 16 0 951 -28900 0 V6
# Age: 64
# Sex: Female
# Dx: 164865005
# Rx: Unknown
# Hx: Unknown