Lauren Fischer and Paul Frank
These are treated much the same as a “presented at” reference (see 3.13.9, Special Materials, Meeting Presentations and Other Unpublished Material), with the addition of the accessed date and the URL.
1. Morales M, Zhou X. Health practices of immigrant women: indigenous knowledge in an urban environment. Paper presented at: 78th Association for Information Science and Technology Annual Meeting; November 6-10, 2015; St Louis, MO. Accessed March 15, 2016. ...