title: [How do I adjust the internal clock?].
authors.forename: Michaela
authors.initials: M
authors.lastname: Barlach
mesh_terms: D006801:Humans; D020179:Jet Lag Syndrome / Q000209:etiology / Q000517:prevention & control*; D008027:Light; D008550:Melatonin / Q000008:administration & dosage / Q000097:blood; D017440:Photoperiod; D014195:Travel
chemical_list: D008550:Melatonin