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.
Quillen (1999) "Common causes of vision loss in elderly patients." Am Fam Physician 60(1):99-9108 (PubMed)