OrthopaedicsOne now handles citations using Zotero (www.zotero.org).
Zotero [zoh-TAIR-oh] is a free, easy-to-use tool to help you collect, organize, cite, and share your research sources. It lives right where you do your work—in the web browser itself. Zotero is the only research tool that automatically senses content, allowing you to add it to your personal library with a single click.
To create citations in OrthopaedicsOne all you need to do is Drag and Drop the citation(s) from your Zotero library onto the OrthopaedicsOne page.