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

File: <base>/training/chapman_shaoxing/g4/JS03971.hea (765 bytes) 
JS03971 12 500 5000
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 0 17197 0 I
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 -29 10647 0 II
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 -29 -6538 0 III
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 15 -7833 0 aVR
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 15 5892 0 aVL
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 -29 -3949 0 aVF
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 49 25344 0 V1
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 181 29483 0 V2
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 39 21818 0 V3
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 -107 23894 0 V4
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 -112 5233 0 V5
JS03971.mat 16x1+24 1000.0(0)/mV 16 0 -88 27709 0 V6
# Age: 76
# Sex: Female
# Dx: 164889003,429622005,428750005,164934002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown