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

File: <base>/training/georgia/g3/E02256.hea (736 bytes) 
E02256 12 500 5000
E02256.mat 16x1+24 1000.0(0)/mV 16 0 -58 -24988 0 I
E02256.mat 16x1+24 1000.0(0)/mV 16 0 -39 15749 0 II
E02256.mat 16x1+24 1000.0(0)/mV 16 0 19 -25394 0 III
E02256.mat 16x1+24 1000.0(0)/mV 16 0 48 -28158 0 aVR
E02256.mat 16x1+24 1000.0(0)/mV 16 0 -39 24 0 aVL
E02256.mat 16x1+24 1000.0(0)/mV 16 0 -9 27976 0 aVF
E02256.mat 16x1+24 1000.0(0)/mV 16 0 9 -2711 0 V1
E02256.mat 16x1+24 1000.0(0)/mV 16 0 -68 -14863 0 V2
E02256.mat 16x1+24 1000.0(0)/mV 16 0 58 1356 0 V3
E02256.mat 16x1+24 1000.0(0)/mV 16 0 9 -15270 0 V4
E02256.mat 16x1+24 1000.0(0)/mV 16 0 -9 2164 0 V5
E02256.mat 16x1+24 1000.0(0)/mV 16 0 -19 7907 0 V6
# Age: 89
# Sex: Male
# Dx: 164934002,284470004,39732003,425623009,428750005,59931005
# Rx: Unknown