General Rules for Other Secondary Authors (required) to Citing Conference Proceedings Vancouver Style

A secondary author for a proceedings modifies the work of the editor. Examples include translators and illustrators.

Use the same rules for the format of names presented in Editor above.

Follow the last named secondary author with a comma and the role played. For example: the word illustrator or illustrators, translator or translators.

End secondary author information with a period.

If there is no editor, move any translators to the editor position in the reference.

Según:

Citing Medicine: The NLM Style Guide for Authors, Editors, and Publishers [Internet]. 2nd edition. Chapter 3: Conference Publications