References should be added in each section of the site. For example, in study pages, there should be separate reference section for the "Why?", "How?", "Study design and conduct", and each "Result" section.
Ideally all references should be consistently formatted using the following style for articles:
Talikka, M. et al. The response of human nasal and bronchial organotypic tissue cultures to repeated whole cigarette smoke exposure.International journal of toxicology33, 506-517, (2014).
To help with formatting of references, you can use this Endnote style file when preparing "normal" text in Word, or this Endnote style file when preparing content in html format (to be pasted in the content box as html code).
Basically, the style has the following properties: