Epidemiology of wheeze among preschool children: a population-based cross-sectional study from rural Sri Lanka
Objectives To assess the prevalence of wheeze and factors associated with its severity among 3–6 years old children.Methodology Design A population-based, cross-sectional study using the WHO 30 cluster methodology with probability proportionate to size sampling.Setting 36 preschools registered at th...
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
BMJ Publishing Group
2021-07-01
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Series: | BMJ Open |
Online Access: | https://bmjopen.bmj.com/content/11/7/e046688.full |