[1] Erasmus MC Sophia Childrens Hosp, Dept Paediat, NL-3000 CB Rotterdam, Netherlands
[2] Erasmus MC, Ctr Med Decis Making, Rotterdam, Netherlands
[3] Juliana Childrens Hosp, Haga Hosp, Dept Paediat, The Hague, Netherlands
[4] Erasmus MC, Dept Med Informat, Rotterdam, Netherlands