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

File: <base>/training/chapman_shaoxing/g5/JS04646.hea (766 bytes) 
JS04646 12 500 5000
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 0 -764 0 I
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 -142 4792 0 II
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 -142 5504 0 III
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 73 4102 0 aVR
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 68 -9352 0 aVL
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 -142 -895 0 aVF
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 -44 -690 0 V1
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 -195 -14307 0 V2
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 -137 -4575 0 V3
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 -195 2952 0 V4
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 -34 1197 0 V5
JS04646.mat 16x1+24 1000.0(0)/mV 16 0 -176 8280 0 V6
# Age: 89
# Sex: Female
# Dx: 164889003,429622005,428750005,164934002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown