Epidemiology of wheeze among preschool children: a population-based cross-sectional study from rural Sri Lanka
Mudiyanselage S, Amarasiri WADL, Yasaratne BMGD, Warnasekara J, Agampodi S. Epidemiology of wheeze among preschool children: a population-based cross-sectional study from rural Sri Lanka. BMJ Open 2021, 11: e046688. PMID: 34233982, PMCID: PMC8264903, DOI: 10.1136/bmjopen-2020-046688.Peer-Reviewed Original ResearchConceptsIndependent risk factorCross-sectional studySevere wheezeAllergic rhinitisPassive smokingRisk factorsFrequent consumptionPopulation-based cross-sectional studyRural Sri LankaPreschool childrenPrevalence of wheezeWheezing attacksFrequent symptomsSevere wheezingMean ageYear old childrenChildhood questionnaireSevere episodesWheezeFemale childrenProtective factorsOlder childrenStudy sampleSize samplingAsthmatics
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