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

File: <base>/training/georgia/g1/E00556.hea (720 bytes) 
E00556 12 500 5000
E00556.mat 16x1+24 1000.0(0)/mV 16 0 -29 -24288 0 I
E00556.mat 16x1+24 1000.0(0)/mV 16 0 -29 1828 0 II
E00556.mat 16x1+24 1000.0(0)/mV 16 0 0 26321 0 III
E00556.mat 16x1+24 1000.0(0)/mV 16 0 29 10738 0 aVR
E00556.mat 16x1+24 1000.0(0)/mV 16 0 -14 -25440 0 aVL
E00556.mat 16x1+24 1000.0(0)/mV 16 0 -14 14154 0 aVF
E00556.mat 16x1+24 1000.0(0)/mV 16 0 39 -2775 0 V1
E00556.mat 16x1+24 1000.0(0)/mV 16 0 39 21378 0 V2
E00556.mat 16x1+24 1000.0(0)/mV 16 0 39 -31167 0 V3
E00556.mat 16x1+24 1000.0(0)/mV 16 0 -19 15427 0 V4
E00556.mat 16x1+24 1000.0(0)/mV 16 0 -19 16925 0 V5
E00556.mat 16x1+24 1000.0(0)/mV 16 0 -97 27409 0 V6
# Age: 65
# Sex: Female
# Dx: 425623009,164934002
# Rx: Unknown
# Hx: Unknown