Here's our example in the Vancouver style, using the "official" rules given by the NLM/PubMed.
In the text:
"As the global information landscape increasingly facilitates the sharing, re-purposing and dissemination of information, the ways in which students are accustomed to interacting with information resources are also changing" (1).
1. Stagg A, Kimmins L, Pavlovski N. Academic style with substance: A collaborative screencasting project to support referencing skills. The Electronic Library. 2013;31(4):452-64.