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

File: <base>/training/chapman_shaoxing/g9/JS09277.hea (755 bytes) 
JS09277 12 500 5000
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JS09277.mat 16x1+24 1000.0(0)/mV 16 0 -44 -22772 0 V2
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# Age: 65
# Sex: Female
# Dx: 427084000,164912004
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown