Clinical outcome of the cohorts of children analyzed in this study
The clinical data of these cohorts of children are reported inTable 1 . Further, clinical details of the cohort were recently described6,18-20. In Germany, Vitamin D3 is given to the infants as supplement9 to avoid immunological suppression especially in children which could not receive breastfeeding. Wheezing is associated with asthma in the first years of life10 moreover, RV is the factor that associated with wheezing in infants. In this study, we wanted to better understand the role of Vitamin D3 in pediatric asthma.