title: [Insomnia, melatonin and prudence].
authors.affiliation: Servicio Vasco de Salud-Osakidetza, Centro de Salud Olaguibel, Vitoria-Gasteiz, Álava, España. Electronic address: rugarte@gmail.com.
authors.forename: R
authors.initials: R
authors.lastname: Ugarte Libano
mesh_terms: D006801:Humans; D008550:Melatonin; D012890:Sleep; D007319:Sleep Initiation and Maintenance Disorders
chemical_list: D008550:Melatonin