title: Multitrigger versus episodic wheeze in toddlers: new phenotypes or severity markers?
authors.forename: Luis
authors.initials: L
authors.lastname: Garcia-Marcos
authors.forename: Fernando D
authors.initials: FD
authors.lastname: Martinez
mesh_terms: D001249:Asthma / Q000150:complications* / Q000821:virology; D015415:Biomarkers; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D010641:Phenotype; D012135:Respiratory Sounds / Q000209:etiology* / Q000503:physiopathology; D012720:Severity of Illness Index
chemical_list: D015415:Biomarkers