Full content model for the metadata that is specific to the article (<article-meta>)
<!ENTITY % article-meta-model
"(title-group, contrib-group,
(product | supplementary-material)*,
permissions?, self-uri*,
(%related-article.class;)*,
abstract+, kwd-group*, funding-group*,
conference*)" >(title-group, contrib-group, (product | supplementary-material)*, permissions?, self-uri*, (related-article | related-object)*, abstract+, kwd-group*, funding-group*, conference*)
JATS-articleauthcustom-models1.ent