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

File: <base>/training/georgia/g4/E03899.hea (712 bytes) 
E03899 12 500 5000
E03899.mat 16x1+24 1000.0(0)/mV 16 0 -39 23482 0 I
E03899.mat 16x1+24 1000.0(0)/mV 16 0 9 -18639 0 II
E03899.mat 16x1+24 1000.0(0)/mV 16 0 48 22779 0 III
E03899.mat 16x1+24 1000.0(0)/mV 16 0 14 29636 0 aVR
E03899.mat 16x1+24 1000.0(0)/mV 16 0 -43 -32463 0 aVL
E03899.mat 16x1+24 1000.0(0)/mV 16 0 29 961 0 aVF
E03899.mat 16x1+24 1000.0(0)/mV 16 0 87 28488 0 V1
E03899.mat 16x1+24 1000.0(0)/mV 16 0 87 89 0 V2
E03899.mat 16x1+24 1000.0(0)/mV 16 0 29 17329 0 V3
E03899.mat 16x1+24 1000.0(0)/mV 16 0 302 -14060 0 V4
E03899.mat 16x1+24 1000.0(0)/mV 16 0 -19 2090 0 V5
E03899.mat 16x1+24 1000.0(0)/mV 16 0 -29 -21677 0 V6
# Age: 68
# Sex: Male
# Dx: 164873001,164934002
# Rx: Unknown
# Hx: Unknown