title: Circadian clocks.
authors.affiliation: Department of Anatomy, University of Cambridge, UK.
authors.forename: M H
authors.initials: MH
authors.lastname: Hastings
mesh_terms: D000818:Animals; D002940:Circadian Rhythm / Q000235:genetics* / Q000502:physiology*; D005246:Feedback; D006801:Humans; D008967:Molecular Biology / Q000639:trends