title: [Tir na nOg, the land of eternal youth].
authors.affiliation: Departamento de Salud Pública, Universidad de Barcelona, España.
authors.forename: Andreu
authors.initials: A
authors.lastname: Segura
mesh_terms: D000293:Adolescent; D015444:Exercise; D006801:Humans; D009229:Mythology; D011634:Public Health