Entity: related-article-elements

Content Model

| bold | italic | monospace |
                         overline | overline-start | overline-end |
                         roman | sans-serif | sc | strike |
                         underline | underline-start | underline-end | journal-id |
                         named-content | styled-content |
                         annotation | article-title | chapter-title |
                         collab | collab-alternatives |comment | 
                         conf-date | conf-loc | conf-name | 
                         conf-sponsor | date | date-in-citation | 
                         day | edition |  email | elocation-id |  
                         etal | ext-link | fpage |
                         gov | institution | isbn | issn | issn-l | 
                         issue | issue-id | issue-part | issue-title |
                         lpage | month | name | name-alternatives |
                         object-id | page-range | part-title |
                         patent | person-group | pub-id |
                         publisher-loc | publisher-name | role |
                         season | series | size | source | std |
                         string-name | supplement |
                         trans-source | trans-title | uri |
                         volume | volume-id | volume-series | year |  sub | sup