title: Grass allergy increases the risk of tree pollen sensitization: a warning to urban planners.
authors.affiliation: Department of Biomedical Sciences, University of Caxias do Sul, School of Medicine, RS, Brazil.
authors.forename: F A
authors.initials: FA
authors.lastname: Vieira
authors.forename: E N
authors.initials: EN
authors.lastname: Ferreira
authors.forename: A A
authors.initials: AA
authors.lastname: Cruz
mesh_terms: D002958:City Planning; D006801:Humans; D006967:Hypersensitivity / Q000150:complications / Q000276:immunology; D009297:Nasal Mucosa / Q000276:immunology; D006109:Poaceae / Q000276:immunology*; D011058:Pollen / Q000276:immunology*; D014197:Trees; D014504:Urban Health