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Santhi N, Lazar AS, McCabe PJ, Lo JC, Groeger JA, Dijk DJ.Santhi N, et al. Among authors: dijk dj.Proc Natl Acad Sci U S A. 2016 May 10;113(19):E2730-9. doi: 10.1073/pnas.1521637113. Epub 2016 Apr 18.Proc Natl Acad Sci U S A. 2016.PMID: 27091961Free PMC article.
Oster H, Challet E, Ott V, Arvat E, de Kloet ER, Dijk DJ, Lightman S, Vgontzas A, Van Cauter E.Oster H, et al. Among authors: dijk dj.Endocr Rev. 2017 Feb 1;38(1):3-45. doi: 10.1210/er.2015-1080.Endocr Rev. 2017.PMID: 27749086Free PMC article.Review.