The symbol(s) to be displayed beside the article title in the printed or online Table of Contents (for example “CE/CME”)
The @rationale attribute should state the reason for the symbol. The @specific-use attribute can also be used to differentiate between print and online Tables of Contents.
NLM Differences Note. This is a new APA-specific element inside the <article-meta> element.
(#PCDATA)
Text, numbers, or special characters
...
<article-meta>
...
<title-group>
<article-title>Timing of Extinction Relative to Acquisition:
A Parametric Analysis of Fear Extinction in Humans</article-title>
</title-group>
<toc-symbol
rationale="commentary">♦</toc-symbol>
<contrib-group>
<contrib rid="aff1 aff2">
<string-name><given-names>Seth D.</given-names>
<surname>Norrholm</surname></string-name>
</contrib>
<contrib rid="aff3 aff4">
<string-name><given-names>Bram</given-names>
<surname>Vervliet</surname></string-name>
</contrib>
...
</contrib-group>
<pub-date>
<string-date><month number="10">October</month>
<year>2008</year></string-date>
</pub-date>
<volume>122</volume>
<issue>5</issue>
<fpage>1016</fpage>
<lpage>1030</lpage>
...
</article-meta>
...
APA-specific.ent