[1] Sophia Childrens Univ Hosp, Intens Care, Erasmus Med Ctr, Rotterdam, Netherlands
[2] Sophia Childrens Univ Hosp, Erasmus Med Ctr, Dept Paediat Surg, Rotterdam, Netherlands
[3] Sophia Childrens Univ Hosp, Erasmus MC, POB 2060, NL-3000 CB Rotterdam, Netherlands
[4] Leiden Univ, Leiden Acad Ctr Drug Res, Leiden, Netherlands
[5] Univ Cape Town, Red Cross War Mem Childrens Hosp, Div Neurosurg, Cape Town, South Africa