Specific Rules #5 for Publisher (required) to Citing Entire Reports Vancouver Style: Multiple publishers

If more than one publisher is found in a report, use the first one given or the one set in the largest type or bold type.

Do not list multiple publishers. For those publications with joint or co-publishers, use the name given first as the publisher and include the name of the second as a note if desired. For example, use "Jointly published by …" or "Joint publication of …".

Monahan C, Szpur MV, Evans M, Craik D, Kubale MG, Maloney MM. Focus on Children community planning manual: needs assessment and health planning for children, including children with special health care needs. Rev. ed. Chicago: University of Illinois at Chicago, Division of Specialized Care for Children; 1996 Oct. 136 p. Grant No.: DHHS/PHS/HRSA MCJ-175005. Joint publication of the Division of Family Health, Illinois Department of Public Health, Springfield.

End publisher information with a semicolon.

Según:

Citing Medicine: The NLM Style Guide for Authors, Editors, and Publishers [Internet]. 2nd edition. Chapter 4: Scientific and Technical Reports

Related:

General Rules for Publisher (required) to Citing Entire Reports Vancouver Style

Specific Rules #1: Abbreviated words in publisher names

Specific Rules #2: Non-English publishers

Specific Rules #3: Government agencies and other national and international bodies as publisher

Specific Rules #4: Joint publication

Specific Rules #5: Multiple publishers

Specific Rules #6: No publisher can be found

Examples for Publisher (required) to Citing Entire Reports Vancouver Style