Abstracts that have been published in a peer-reviewed journal. (This is rare, but generally some academic societies have their abstracts published in peer-reviewed journals. For example, abstracts from the International Society for Biomedical Research on Alcoholism World Congress, September 13-16, 2010 were published in a supplement to the journal
Alcoholism: Clinical and Experimental Research. This is not a peer-reviewed venue in the traditional sense, so
Still Kickin was right to express some reservations about this in
another thread. If you were submitting materials for tenure, then you would not list this in any 'peer-reviewed' section of your CV. However, for the purposes of a medical student applying for residency training using the CAF, it is generally considered acceptable to list in this section.)