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

File: <base>/training/georgia/g4/E03981.hea (726 bytes) 
E03981 12 500 5000
E03981.mat 16x1+24 1000.0(0)/mV 16 0 34 -22552 0 I
E03981.mat 16x1+24 1000.0(0)/mV 16 0 82 16119 0 II
E03981.mat 16x1+24 1000.0(0)/mV 16 0 48 -27363 0 III
E03981.mat 16x1+24 1000.0(0)/mV 16 0 -58 3268 0 aVR
E03981.mat 16x1+24 1000.0(0)/mV 16 0 -7 2739 0 aVL
E03981.mat 16x1+24 1000.0(0)/mV 16 0 65 -5249 0 aVF
E03981.mat 16x1+24 1000.0(0)/mV 16 0 -102 -1624 0 V1
E03981.mat 16x1+24 1000.0(0)/mV 16 0 -63 15501 0 V2
E03981.mat 16x1+24 1000.0(0)/mV 16 0 -68 -11215 0 V3
E03981.mat 16x1+24 1000.0(0)/mV 16 0 34 7915 0 V4
E03981.mat 16x1+24 1000.0(0)/mV 16 0 39 -8773 0 V5
E03981.mat 16x1+24 1000.0(0)/mV 16 0 34 -8241 0 V6
# Age: 80
# Sex: Female
# Dx: 59118001,426177001,425623009
# Rx: Unknown
# Hx: Unknown