title: A marker for the end of adolescence.
authors.forename: Till
authors.initials: T
authors.lastname: Roenneberg
authors.forename: Tim
authors.initials: T
authors.lastname: Kuehnle
authors.forename: Peter P
authors.initials: PP
authors.lastname: Pramstaller
authors.forename: Jan
authors.initials: J
authors.lastname: Ricken
authors.forename: Miriam
authors.initials: M
authors.lastname: Havel
authors.forename: Angelika
authors.initials: A
authors.lastname: Guth
authors.forename: Martha
authors.initials: M
authors.lastname: Merrow
mesh_terms: D000293:Adolescent / Q000502:physiology*; D000367:Age Factors; D015415:Biomarkers; D002909:Chronobiology Phenomena / Q000502:physiology*; D006801:Humans; D012890:Sleep / Q000502:physiology*; D011795:Surveys and Questionnaires
chemical_list: D015415:Biomarkers