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

File: <base>/training/ningbo/g29/JS38774.hea (759 bytes) 
JS38774 12 500 5000
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JS38774.mat 16x1+24 1000.0(0)/mV 16 0 -34 12558 0 II
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JS38774.mat 16x1+24 1000.0(0)/mV 16 0 -239 -6762 0 aVL
JS38774.mat 16x1+24 1000.0(0)/mV 16 0 93 3780 0 aVF
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JS38774.mat 16x1+24 1000.0(0)/mV 16 0 44 17490 0 V2
JS38774.mat 16x1+24 1000.0(0)/mV 16 0 -278 -1743 0 V3
JS38774.mat 16x1+24 1000.0(0)/mV 16 0 -654 -18714 0 V4
JS38774.mat 16x1+24 1000.0(0)/mV 16 0 -810 32268 0 V5
JS38774.mat 16x1+24 1000.0(0)/mV 16 0 -620 -4613 0 V6
# Age: 66
# Sex: Male
# Dx: 426783006,164873001,55930002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown