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

File: <base>/training/georgia/g1/E00258.hea (715 bytes) 
E00258 12 500 5000
E00258.mat 16x1+24 1000.0(0)/mV 16 0 4 10400 0 I
E00258.mat 16x1+24 1000.0(0)/mV 16 0 -73 -28814 0 II
E00258.mat 16x1+24 1000.0(0)/mV 16 0 -78 26513 0 III
E00258.mat 16x1+24 1000.0(0)/mV 16 0 34 -23531 0 aVR
E00258.mat 16x1+24 1000.0(0)/mV 16 0 41 25000 0 aVL
E00258.mat 16x1+24 1000.0(0)/mV 16 0 -75 -1003 0 aVF
E00258.mat 16x1+24 1000.0(0)/mV 16 0 -175 18506 0 V1
E00258.mat 16x1+24 1000.0(0)/mV 16 0 -326 -2704 0 V2
E00258.mat 16x1+24 1000.0(0)/mV 16 0 -248 -25925 0 V3
E00258.mat 16x1+24 1000.0(0)/mV 16 0 -161 -29370 0 V4
E00258.mat 16x1+24 1000.0(0)/mV 16 0 -68 10692 0 V5
E00258.mat 16x1+24 1000.0(0)/mV 16 0 39 25743 0 V6
# Age: 84
# Sex: Male
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown