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

File: <base>/training/ningbo/g4/JS13884.hea (782 bytes) 
JS13884 12 500 5000
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# Age: 89
# Sex: Female
# Dx: 59931005,164934002,39732003,164890007,164873001
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown