Holds the name for the <th> element in NISO JATS tables.
The NISO JATS table model provides (as did the XHTML 1.1 table model on which it is based) a .qname parameter entity that provides the qualified name of each element, so the name can be easily customized with and without namespaces.
<!ENTITY % th.qname "th" >
JATS-XHTMLtablesetup.ent