title: High percentage of vitamin d deficiency in nonagenarians.
authors.forename: Francesc
authors.initials: F
authors.lastname: Formiga
authors.forename: Assumpta
authors.initials: A
authors.lastname: Ferrer
authors.forename: Antoni
authors.initials: A
authors.lastname: Riera-Mestre
authors.forename: David
authors.initials: D
authors.lastname: Chivite
authors.forename: Joan Miquel
authors.initials: JM
authors.lastname: Nolla
authors.forename: Ramón
authors.initials: R
authors.lastname: Pujol
mesh_terms: D000369:Aged, 80 and over; D015331:Cohort Studies; D005260:Female; D006801:Humans; D006887:Hydroxycholecalciferols / Q000097:blood*; D008297:Male; D015995:Prevalence; D012307:Risk Factors; D012959:Socioeconomic Factors; D013030:Spain; D014808:Vitamin D Deficiency / Q000453:epidemiology*
chemical_list: D006887:Hydroxycholecalciferols