1.      www.un.org/millenniumgoals

2.      https://en.wikipedia.org/wiki/Infant_mortality.

3.      Kliegman, Behrman, Jenson, Stanton Nelson textbook of pediatrics:  18th edition New Delhi; Elsevier.

4.      Hunt CE,Kligman RM, Neider ML, Super DM, eds. Practical strategiesin pediatric diagnosis and therapy. Philadelphia: WB Saunders. Apnea and sudden infant death syndrome, 1996:135-147.

5.      American Academy of Pediatrics CoFaN (2003) Apnea, sudden infant death syndrome, and home monitoring. Pediatrics 111:914–917.

6.      6.         Eichenwald EC, Committee on Fetus and Newborn. Apnea of Prematurity.    Pediatrics 2006;137:1-7.

7.      Henderson-Smart DJ, De Paoli AG. Prophylactic methylxanthine for prevention of apnoea in preterm infants. Cochrane Database Syst Rev 2010;(12):CD000432.

8.      Erenberg A, Leff RD, Haack DG, Mosdell KW, Hicks GM, Wynne BA (2000) Caffeine citrate for the treatment of apnea of prematurity: a double-blind, placebo-controlled study. Pharmacotherapy 20:644–652

9.      Gupta JM, Mercer HP, Koo WW (1981) Theophylline in treatment of apnoea of prematurity. Aust Paediatr J 17:290–291.

10.  Murat I, Moriette G, Blin MC, Couchard M, Flouvat B, De Gamarra E, Relier JP, Dreyfus-Brisac C (1981) The efficacy of caffeine in the treatment of recurrent idiopathic apnea in premature infants. J Pediatr 99:984–989.

11.  Peliowski A, Finer NN (1990) A blinded, randomized, placebo controlled trial to compare theophylline and doxapram for the treatment of apnea of prematurity. J Pediatr 116:648–653

12.  Schmidt B, Roberts RS, Davis P, Doyle LW, Barrington KJ, Ohlsson A, Solimano A, Tin W (2006) Caffeine therapy for apnea of prematurity. N Engl J Med 354:2112–2121

13.  Sims ME, Yau G, Rambhatla S, Cabal L, Wu PY (1985) Limitations of theophylline in the treatment of apnea of prematurity. Am J Dis Child 139:567–570

14.  Bucher H, Duc G. Does caffeine prevent hypoxaemic episodes in premature infants? A randomized controlled trial. Eur J Pediatr 1988;147:288-91.

15.  Steer P, Flenady V, Shearman A, Charles B, Gray PH, Henderson-Smart D, Bury G, Fraser S, Hegarty J, Rogers Y, Reid S, Horton L, Charlton M, Jacklin R, Walsh A (2004) High dose caffeine citrate for extubation of preterm infants: a randomised controlled trial. Arch Dis Child Fetal Neonatal Ed 89:F499–F503.

16.  Schmidt B, Roberts RS, Davis P, Doyle LW, Barrington KJ, Ohlsson A, Solimano A, Tin W. Caffeine therapy for apnea of prematurity. N Engl J Med 2006; 354: 2112-2121[PMID: 16707748 DOI: 10.1056/NEJMoa054065].

17.  Mohammed S, Nour I, Shabaan AE, Shouman B, Abdel-Hady H, Nasef N. High versus low-dose caffeine for apnea of prematurity: a randomized controlled trial. Eur J Pediatr 2015; 174: 949-956 [PMID: 25644724 DOI: 10.1007/s00431-015- 2494-8].

18.  Darnall RA, Kattwinkel J, Nattie C, Robinson M. Margin of safety for discharge after apnea in preterm infants. Pediatrics 1997; 100: 795-801 [PMID: 9346978 DOI:10.1542/peds.100.5.795]

19.  Miller MJ, Martin RJ. Apnea of prematurity. Clin Perinatol 1992;19:789-808.

20.  Steer P, Flenady V, Shearman A, Charles B, Gray PH, Henderson-Smart D, Bury G, Fraser S, Hegarty J, Rogers Y, Reid S, Horton L, Charlton M, Jacklin R, Walsh A. High dose caffeine citrate for extubation of preterm infants: a randomised controlled trial. Arch Dis Child Fetal Neonatal Ed 2004; 89: F499-F503 [PMID: 15499141 DOI:10.1136/adc.2002.023432].

21.  Aranda JV, Collinge JM, Zinman R, Watters G. Maturation of caffeine elimination in infancy. Arch Dis Child 1979; 54: 946-949 [PMID: 533298 DOI: 10.1136/adc.54.12.946]