| 1. | Hack M, Fanaroff AA: How small is too small? Considerations in evaluating the outcome of the tiny infant. Clin Perinatol 1988; 15: 773–88. MEDLINE |
| 2. | Marlow N, Wolke D, Bracewell MA, Samara M; The EPICure Study Group: Neurologic and developmental disability at six years of age after extremely preterm birth. N Engl J Med 2005; 352: 9–19. MEDLINE |
| 3. | Verhagen E, Sauer PJ: The Groningen protocol-euthanasia in severely ill newborns. N Engl J Med 2005; 352: 959–62. MEDLINE |
| 4. | Sauer PJ: Ethical dilemmas in neonatology: recommendations of the ethics working group of the CESP (Confederation of European Specialists in Paediatrics). Eur J Pediatr 2001; 160: 364–8. MEDLINE |
| 5. | Fost N: Decisions regarding the treatment of seriously ill newborns. JAMA 1999; 201: 2041–3. MEDLINE |
| 6. | Costeloe K, Hennessy E, Gibson AT, Marlow N, Wilkinson AR, for the EPICure Study Group, The EPICure Study: Outcomes to discharge from hospital for infants born at the threshold of viability. Pediatrics 2000; 106: 659–71. MEDLINE |
| 7. | Wood NS, Marlow N, Costeloe K, Gibson AT, Wilkinson AR; The EPICure Study Group: Neurologic and developmental disability after extremely preterm birth. N Engl J Med 2000; 343: 378–84. MEDLINE |
| 8. | Wood NS, Costeloe K, Gibson AT, Hennessy EM, Marlow N, Wilkinson AR: The EPICure study: growth and associated problems in children born at 25 weeks of gestational age or less. Arch Dis Child Fetal Neonatal Ed 2003; 88: F492–500. MEDLINE |
| 9. | Tyson JE, Stoll BJ: Evidence-based ethics and the care and outcome of extremely premature infants. Clin Perinatol 2003; 30: 363–87. MEDLINE |
| 10. | Horbar JD, Badger GJ, Lewit EM, Rogowski J, Shiono PH: Hospital and patient characteristics associated with variation in 28-day mortality rates for very low birth weight infants. Pediatrics 1997; 99: 149–56. MEDLINE |
| 11. | Bartels DB, Kreienbrock L, Dammann O, Wenzlaff P, Poets CF: Population based study on the outcome of small for gestational age newborns. Arch Dis Child Fetal Neonatal Ed 2005; 90: F53–9. MEDLINE |
| 12. | Rapp M, Thyen U, Muller-Steinhardt K, Kohl M: Morbidität und Mortalität extrem frühgeborener Kinder in Schleswig-Holstein. Nachuntersuchung von extrem frühgeborenen Kindern unter 27 + 0 Schwangerschaftswochen im korrigierten Alter von drei bis sechs Jahren in Schlewig-Holstein. Z Geburtshilfe Neonatol 2005; 209: 135–43. MEDLINE |
| 13. | Vohr BR, Wright LL, Dusick AM, Perritt R, Poole WK, Tyson JE, Steichen JJ, Bauer CR, Wilson-Costello DE, Mayes LC; Neonatal Research Network: Center differences and outcomes of extremely low birth weight infants. Pediatrics 2004; 113: 781–9. MEDLINE |
| 14. | Lorenz JM, Paneth N, Jetton JR, den Ouden L, Tyson JE: Comparison of management strategies for extreme prematurity in New Jersey and the Netherlands: outcomes and resource expenditure. Pediatrics 2001; 108: 1269–74. MEDLINE |
| 15. | Berger TM, Büttiker V, Fauchere JC, Holzgreve W, Kind C, Largo R, Moessinger A, Zimmermann R: Empfehlung zur Betreuung von Frühgeborenen an der Grenze der Lebensfähigkeit (Gestationsalter 22–26 SSW). www.neonat.ch 2002. |
| 16. | Genzel-Boroviczény O, MacWilliams S, von Poblotzki M, Zoppelli L: Mortality and major morbidity in premature infants less than 31 weeks gestational age in the decade after introduction of surfactant. Acta Obstet Gynecol Scand 2006; 85: 68–73. MEDLINE |
| 17. | Pohlandt F: Frühgeburt an der Grenze der Lebensfähigkeit des Kindes. Perinatalmedizin 1998; 10: 99–101. |