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.
Melzer et al. (2007) "A common variant of the p16(INK4a) genetic region is associated with physical function in older people." Mech. Ageing Dev. 128(5-6):370-377 (PubMed)