1. Air versus oxygen for resuscitation of infants at birth;Tan;Cochrane Database Syst Rev,2004
2. Hatch and Sumner’s textbook of paediatric anaesthesia,2007
3. Anesthesia at early ages;Dalens;Best Pract Res Clin Anaesthesiol,2004
4. Handbook of neonatal anaesthesia,1996
5. Management of the neonate: anaesthetic considerations,2003