Martin S, Chandran A, Zografos L, Zlateva G, Sadosky A. Content validity of the sleep quality numeric rating scale (NRS) and the medical outcomes study sleep scale (MOS-sleep) in patients with fibromyalgia (Fm). Sleep. 2009 Jan 1;32(Suppl. S):A327.
Boric K, Munoz P, Gallagher M, Kirkwood A. Potential adaptive function for altered long-term potentiation mechanisms in aging hippocampus. J Neurosci. 2008 Aug 6;28(32):8034-9. doi: 10.1523/JNEUROSCI.2036-08.2008
Pearson J, Demuro-Mercon C, Cai B, Lewis S, Zhang J, Doghramji K, Ferguson J, Scharf M, Ware JC, Ball W. Electronic diaries improve precision of self-reported sleep data: a randomized comparison to paper diaries. Sleep. 2004 Jan 1;27(Suppl. S):371.