1Vermont-Oxford. Very low birth weight outcomes. Pediatrics, 1990, 91:647-651.
2Clyman RI. Recommendation for the postnatal use of indomethacin. An analysis of four separate treatment strategies. J Pediatr, 1996, 128.601 -607.
3Weiss H, Cooper B, Brook M, et al. Factors determining reopening of the ductus arteriosus after successful clinical closure with indomethacin. J Pediatr, 1995,127:466-471.
4Wu G-R,Jing S,Momma K,et al. The effect of vitamin A on contraction of the ductus arteriosus in fetal rat. Pediatr Res,2001,49: 747-754.
5Darlow BA, Graham PJ. Vitamin A supplementation for preventing morbidity and mortality in very low birthweight infants. Cochrane Database Syst Rev,2000(2) :501.
6Tyson JE, Wright LL, Oh W, et al. Verier J Vitamin A supplementation for extremely-low-birth-weight infants. N Engl J Med, 1999, 340 : 1962 -1968.
7Jon E. Tyson, M. D, et al. Vitamin A Supplementation for Extremely-Low-Birth-Weight Infants. The new england journal of medicine. Volume, 1999,6 (340) : 1962-1968.
8Coceani F. Control of the ductus arteriosus-a new function for cytochrome P450, endothelin and nitric oxide. Biochem Pharmacol, 1994,48 : 1315-1318.
9Nakanishi T, Gu H, Hagiwara N, et al. Mechanisms of oxygen-induced contraction of ductus arteriosus isolated from the fetal rabbit. Circ Res, 1993,72 : 1218-1228.
10Tristani-Firouzi M, Reeve HL, Tolarova S, et al. Archer SL Oxygen-induced constriction of rabbit ductus arteriosus occurs via inhibition of a 4-aminopyfidine-, voltage-sensitive potassium channel. J Clin Invest, 1996,98 : 1959-1965.
