Description

Any combination of:

• Text, numbers, or special characters
• <ext-link> External Link
• All the article linking elements:
  • <related-article> Related Article Information
  • <inline-supplementary-material> Inline Supplementary Material
• All the emphasis elements:
  • <bold> Bold
  • <italic> Italic
  • <monospace> Monospace Text (Typewriter Text)
  • <overline> Overline
  • <roman> Roman
  • <sans-serif> Sans Serif
  • <sc> Small Caps
  • <strike> Strike Through
  • <underline> Underline
• <alternatives> Alternatives For Processing
• <inline-graphic> Inline Graphic
• All the simple link/cross-referencing elements:
  • <target> Target of an Internal Link
  • <xref> X(cross) Reference
• <sub> Subscript
• <sup> Superscript

...
<p align="left">... The symbols <bold>&#947;</bold>
and <italic><bold>u</bold></italic><sub location="post"
arrange="stack"><italic>k</italic></sub> represent
vectors of fixed and random effects, respectively,
associated with the predictors in ...</p>
...