4Lawn JE, Cousens S,Zupan J. Lancet Survival Steering Team. 4 million neonatal deaths: when? Where? Why? [J]. Lancet,2005, 365(9462) :891-900.
5Committee on Fetus and Newborn, American Academy of Pediatrics, Committee on Obstetric Practice, American College of Obstetricians and Gynecologists. Use and abuse of the Apgar score [J]. Pediatrics, 1996,98:141 - 142.
7Alonso V,Fuster V. Causes of neonatal mortality in Spain (1975 -98): influence of sex, rural-urban residence and age at death [J]. J BiosocSci,2006, 38(4) :537-551.