Ethics
wheezing
RECRUITMENT
NL64912.068.18 (11Both wheezing children and healthy children will be invited through an invitation letter combined with the Subject Information (see section on recruitment for more details). Parents are encouraged to contact the study team in case of any questions. We will ask the parents, if they decide to participate in the study to fill in the informed consent form (by both parents) and send it back to us.This study is registered by the Netherlands Trial Register (NTR) (