Is childhood wheeze and asthma in Latin America associated with poor hygiene and infection? A systematic review

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Ardura-Garcia, Cristina; Garner, Paul; Cooper, Philip J;

Abstract\ud Introduction High asthma prevalence in Latin-American cities is thought to be caused by poor hygiene and infections. This contradicts the widely accepted ‘hygiene hypothesis’ for asthma aetiology.\ud Methods Systematic review of observational studies evaluat... View more