title: Bronchiolitis: lingering questions about its definition and the potential role of vitamin D.
authors.affiliation: Department of Medicine, Children's Hospital Boston, Main Clinical Building 9 South, 9157, Boston, MA 02115, USA. jonathan.mansbach@childrens.harvard.edu
authors.forename: Jonathan M
authors.initials: JM
authors.lastname: Mansbach
authors.forename: Carlos A
authors.initials: CA
authors.lastname: Camargo
mesh_terms: D001988:Bronchiolitis / Q000175:diagnosis / Q000453:epidemiology*; D006760:Hospitalization / Q000706:statistics & numerical data; D006801:Humans; D007223:Infant; D013714:Tennessee / Q000453:epidemiology; D014808:Vitamin D Deficiency / Q000453:epidemiology*