Social jetlag: misalignment of biological and… [Chronobiol Int. 2006] – PubMed – NCBI September 14, 2014September 14, 2014Posted in researchTagged circadian rhythms, nicotine, sleep, sleep device, work schedules http://www.ncbi.nlm.nih.gov/pubmed/16687322 Advertisements Like this:Like Loading... Related