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

File: <base>/training/chapman_shaoxing/g9/JS08996.hea (736 bytes) 
JS08996 12 500 5000
JS08996.mat 16x1+24 1000.0(0)/mV 16 0 -59 14657 0 I
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# Age: 62
# Sex: Male
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown