[1] UNIV HOSP GRONINGEN,DEPT PEDIAT,9712 KZ GRONINGEN,NETHERLANDS
[2] DIV NEONATOL,9713 EZ GRONINGEN,NETHERLANDS
[3] SOPHIAS CHILDREN HOSP,3038 GE ROTTERDAM,NETHERLANDS
[4] UNIV HOSP GRONINGEN,RES LAB,9712 KZ GRONINGEN,NETHERLANDS
[5] ERASMUS UNIV,DEPT NEONATAL,CKCL,3000 DR ROTTERDAM,NETHERLANDS
[6] SOROKA MED CTR,IL-84101 BEERSHEBA,ISRAEL