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

File: <base>/training/georgia/g1/E00553.hea (731 bytes) 
E00553 12 500 5000
E00553.mat 16x1+24 1000.0(0)/mV 16 0 29 13975 0 I
E00553.mat 16x1+24 1000.0(0)/mV 16 0 -39 32299 0 II
E00553.mat 16x1+24 1000.0(0)/mV 16 0 -68 18663 0 III
E00553.mat 16x1+24 1000.0(0)/mV 16 0 4 -23059 0 aVR
E00553.mat 16x1+24 1000.0(0)/mV 16 0 48 -2470 0 aVL
E00553.mat 16x1+24 1000.0(0)/mV 16 0 -53 25459 0 aVF
E00553.mat 16x1+24 1000.0(0)/mV 16 0 48 -5039 0 V1
E00553.mat 16x1+24 1000.0(0)/mV 16 0 -14 -3538 0 V2
E00553.mat 16x1+24 1000.0(0)/mV 16 0 -92 29166 0 V3
E00553.mat 16x1+24 1000.0(0)/mV 16 0 43 -15880 0 V4
E00553.mat 16x1+24 1000.0(0)/mV 16 0 48 -29386 0 V5
E00553.mat 16x1+24 1000.0(0)/mV 16 0 -14 -15648 0 V6
# Age: 65
# Sex: Female
# Dx: 425419005,164934002,111975006
# Rx: Unknown
# Hx: Unknown