Vyazovskiy VV, Welker E, Fritschy JM, Tobler I. Regional pattern of metabolic activation is reflected in the sleep EEG after sleep deprivation combined with unilateral whisker stimulation in mice. Eur J Neurosci. 2004 Sep;20(5):1363–70. doi: 10.1111/j.1460-9568.2004.03583.x. PMID: 15341608.