Textual description of the series of articles that are named in a <series-title> element. This is an NLM not an APA element.
(#PCDATA | ext-link | related-article | inline-supplementary-material | bold | italic | monospace | overline | roman | sans-serif | sc | strike | underline | alternatives | inline-graphic | mml:math | fn | target | xref | sub | sup)*
Any combination of:
articlemeta3.ent