%0 Journal Article %T The expert network and electronic portal for children with respiratory and allergic symptoms: rationale and design %A Kim Zomer-Kooijker %A Francine C van Erp %A Walter A Balemans %A Bart E van Ewijk %A Cornelis K van der Ent %J BMC Pediatrics %D 2013 %I BioMed Central %R 10.1186/1471-2431-13-9 %U http://www.biomedcentral.com/1471-2431/13/9/abstract