Williams V, Qin S, Romano CD, Lewis S, Williams N, Yarr S, Juul KV, Andersson FL. Psychometric evaluation of the Nocturia Sleep Quality Scale based on data from a prospective observational study. J Clin Sleep Med. 2021 Apr 1;17(4):691-701. doi: 10.5664/jcsm.9010
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.
Conway K, Chaput M, Lewis SA. Linguistic validation of a sleep quality scale in 32 languages. Poster presented at the 10th Annual Meeting of the International Society for Quality of Life Research; November 2003.