Specific Rules #4 for Author Affiliation (optional) for Contributions to Books Vancouver Style: Names for cities and countries not in English

Use the English form for names of cities and countries when possible. However, the name as found on the publication may always be used.

Moskva becomes Moscow

Wien becomes Vienna

Italia becomes Italy

Espana becomes Spain

Según:

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

Related:

General Rules for Author Affiliation (optional) for Contributions to Books Vancouver Style

Specific Rules #1 for Author Affiliation (optional) for Contributions to Books Vancouver Style: Abbreviations in affiliations

Specific Rules #2 for Author Affiliation (optional) for Contributions to Books Vancouver Style: E-mail address included

Specific Rules #3 for Author Affiliation (optional) for Contributions to Books Vancouver Style: Organizational names for affiliations not in English

Specific Rules #4 for Author Affiliation (optional) for Contributions to Books Vancouver Style: Names for cities and countries not in English

Examples for Author Affiliation (optional) for Contributions to Books Vancouver Style