Volume Number

Number of a journal (or other document) within its series


For a detailed discussion on the use of <volume>, see Ordinal Numbers.

The <volume> element is used in two contexts: 1) as a part of the metadata describing the article itself, and 2) as part of a description of a cited work inside a bibliographic reference (<element-citation> or <mixed-citation>).


content-type Type of Content
seq Sequence

Related Elements

The related <volume-id> element is used to record an identifier, such as a DOI, that describes an entire volume of a journal.

Content Model

<!ELEMENT  volume       (#PCDATA %volume-elements;)*                 >

Expanded Content Model



Text, numbers, or special characters, zero or more

This element may be contained in:

<article-meta>, <element-citation>, <front-stub>, <mixed-citation>, <nlm-citation>, <product>, <related-article>, <related-object>


In article metadata:

<article-id pub-id-type="pmid">10092260</article-id> 
<article-title>Systematic review of day hospital care
for elderly people</article-title>
<pub-date pub-type="pub"><day>27</day>
<history><date date-type="accepted">