The number and any prefix word associated with, for example, the title or the caption of a Figure, such as “Figure 3.” or “Exhibit 2.”.
This element can also be used to preserve the prefix number or label of a bibliographic reference or citation “25.” or “[Lapeyre 2002]” (inside <citation>). This can be useful when reconstructing untagged cross references.
Any combination of:
... <sec><title>Outcome data</title> ... <p>Figure <xref ref-type="fig" rid="F2">2</xref> shows that overall there was no significant difference between day hospital and alternative forms ...</p> <fig id="F2"><label>Figure 2</label> <caption><p>Odds of death or poor outcome in patients receiving day hospital care or alternative services (random effects model). Heterogeneity between trials is presented as χ<sup>2</sup></p></caption> <graphic xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="fors2662.f2" alt-version="yes"></graphic> </fig> </sec> ...