As in any publication submission in medicine, the references must be 100% accurate. In an oral synthesis of evidence this is equally essential. Click on the Medline link. Citation software will make this work a lot easier. The 2 most common are "EndNote" and "Papers" You can find them online. There are also free online bibliographic softwares which can also be shared with a other users; these include  Mendeley (http://www.mendeley.com/) and Zotero (http://www.zotero.org/) These will be very useful to organise your reading and future research in medicine