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

File: <base>/training/georgia/g7/E06990.hea (715 bytes) 
E06990 12 500 5000
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E06990.mat 16x1+24 1000.0(0)/mV 16 0 -34 -27832 0 aVF
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E06990.mat 16x1+24 1000.0(0)/mV 16 0 -19 7429 0 V2
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E06990.mat 16x1+24 1000.0(0)/mV 16 0 -9 -2912 0 V4
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E06990.mat 16x1+24 1000.0(0)/mV 16 0 -19 750 0 V6
# Age: 76
# Sex: Male
# Dx: 59118001,164889003
# Rx: Unknown
# Hx: Unknown