[1] Univ Texas Southwestern Med Ctr Dallas, Dallas, TX 75390 USA
[2] Uppsala Univ, Uppsala Univ Hosp, Dept Womens & Childrens Hlth, Div Neonatol, Uppsala, Sweden
[3] Stanford Univ, Sch Med, Dept Pediat, Div Neonatal & Dev Med, 750 Welch Rd,Suite 315, Palo Alto, CA 94304 USA
[4] George Washington Univ, Childrens Natl Hosp, Sch Med & Hlth Sci, Dept Neurol & Pediat,Div Neurophysiol Epilepsy &, 111 Michigan Ave NW,West Wing,4th Floor, Washington, DC 20010 USA
[5] Harvard Med Sch, Brigham & Womens Hosp, Dept Pediat Newborn Med, 75 Francis St,CWN 418, Boston, MA 02115 USA
[6] George Washington Univ, Sch Med, Dept Pediat, Washington, DC USA
[7] Childrens Natl Hosp, Div Neonatol, Washington, DC USA
[8] Hosp St Joan Deu, Inst Recerca St Joan Deu, Barcelona, Spain
[9] Univ Barcelona, Barcelona, Spain
[10] NeNe Fdn, Madrid, Spain
[11] Passeig St Joan Deu 2, Barcelona 08950, Spain
[12] Newborn Brain Soc, POB 200783, Roxbury Crossing, MA 02120 USA