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

File: <base>/training/chapman_shaoxing/g1/JS00683.hea (748 bytes) 
JS00683 12 500 5000
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 49 28633 0 I
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 -20 31110 0 II
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 -68 2527 0 III
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 -15 -23735 0 aVR
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 59 6899 0 aVL
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 -44 10668 0 aVF
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 166 7708 0 V1
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 1322 21504 0 V2
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 605 -4134 0 V3
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 376 28578 0 V4
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 -605 24437 0 V5
JS00683.mat 16x1+24 1000.0(0)/mV 16 0 -791 25960 0 V6
# Age: 80
# Sex: Male
# Dx: 427084000,270492004
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown