You can search for any reference by title, author, date, editor, journal and publisher. Searching is case insensitive, and allows for only partial terms (e.g. seq with pickup both RNA-Seq and sequencing) matching. You can also use advanced queries that are detailed here.
Lio et al. (2002) "Association between the MHC class I gene HFE polymorphisms and longevity: a study in Sicilian population." Genes Immun. 3(1):20-24 (PubMed)