X1014274598-00213-54162</DOCNO> Artery/Vein Tissues Artery/Vein Tissues Arteries and veins have the same layers of tissues in their walls, but the proportions of these layers differ.
(X1014274598-00213-54162</DOCNO> Artery/Vein Tissues Artery/Vein Tissues Arteries and veins; have; the same layers of tissues in their walls) (the proportions of these layers; differ; )
X1014274598-00213-54162</DOCNO> Artery/Vein Tissues Artery/Vein Tissues Arteries and veins the proportions of these layers
have differ
the same layers of tissues in their walls