1. Confounding by indication;Salas,1999
2. The association of early life exposure to antibiotics and the development of asthma, eczema and atopy in a birth cohort;Wickens,2008
3. Does antibiotic exposure during infancy lead to development of asthma?;Marra,2006
4. Early life exposure to antibiotics and the subsequent development of eczema, wheeze and atopic sensitisation in the first two years of life;Kummeling,2007
5. Increased risk of childhood asthma from antibiotic use in early life;Kozyrskyj,2007