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.
Nilwik et al. (2013) "The decline in skeletal muscle mass with aging is mainly attributed to a reduction in type II muscle fiber size." Exp. Gerontol. 48(5):492-498 (PubMed)