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The Victorian Infant Collaborative Study Group."],"prefix":"10.1136","volume":"66","member":"239","reference":[{"key":"ref_1","unstructured":"Our results are more like those of Kilbride et al who, in a single hospital study, reported that both mortality and disability rates were lower in infants of birth weight 401 to 800 g born in 1983-5, compared with those born in 1980-2.15 In our cohort, both survival and neurological outcome improved in the latter era for children with birth weights <800 g (figure).","article-title":"Our results are more like those of Kilbride et al who, in a single hospital study, reported that both mortality and disability rates were lower in infants of birth weight 401 to 800 g born in 1983-5, compared with those born in 1980-2.15 In our cohort, both survival and neurological outcome improved in the latter era for children with birth weights <800 g (figure)"},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"921","DOI":"10.1016\/S0022-3476(84)80500-4","article-title":"Outcome of infants with birth weight 500 to 999 gm: a regional study of 1979 and 1980 births","volume":"104","author":"Kitchen, W.; Ford, G.; Orgill, A.","year":"1984","unstructured":"Kitchen W, Ford G, Orgill A, et al. 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Bayley scales of infant development. New York: Psychological Corporation. 1969."},{"key":"ref_6","doi-asserted-by":"crossref","first-page":"555","DOI":"10.1001\/archpedi.1983.02140320031005","article-title":"Collaborative study of very-low-birth weight infants","volume":"137","author":"Kitchen, W.H.; Yu, V.Y.H.; Orgill, A.A.","year":"1983","unstructured":"Kitchen WH, Yu VYH, Orgill AA, et al. Collaborative study of very-low-birth weight infants. AmJ Dis Child 1983;137: 555-9.","journal-title":"AmJ Dis Child"},{"key":"ref_7","first-page":"336","article-title":"Beta blockade during and after myocardial infarction: an overview of randomised trials","volume":"27","author":"Yusuf, S.; Peto, R.; Lewis, T.; Coffins, R.; Sleight, P.","year":"1985","unstructured":"Yusuf S, Peto R, Lewis T, Coffins R, Sleight P. Beta blockade during and after myocardial infarction: an overview of randomised trials. 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Victoria: Department of Health, 1977."},{"key":"ref_12","first-page":"836","article-title":"Decreased disability rate among 3-year-old survivors weighing 501 to 1000 grams at birth and born to residents of a geographically defined region fronm 1981 to 1984 compared with 1977 to 1980","volume":"114","author":"Saigal, S.; Rosenbaum, P.; Hattersley, B.; Milner, R.","year":"1989","unstructured":"Saigal S, Rosenbaum P, Hattersley B, Milner R. Decreased disability rate among 3-year-old survivors weighing 501 to 1000 grams at birth and born to residents of a geographically defined region fronm 1981 to 1984 compared with 1977 to 1980. J Pediatr 1989;114:836-46.","journal-title":"J Pediatr"},{"key":"ref_13","first-page":"969","article-title":"Outcome in infants 501 to 1000 gm birth weight delivered to residents of the McMaster Health Region","volume":"105","author":"Saigal, S.; Rosenbaum, P.; Stoskopf, B.; Sinclair, J.C.","year":"1984","unstructured":"Saigal S, Rosenbaum P, Stoskopf B, Sinclair JC. Outcome in infants 501 to 1000 gm birth weight delivered to residents of the McMaster Health Region. 7 Pediatr 1984;105: 969-76."},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"1642","DOI":"10.1056\/NEJM198912143212405","article-title":"Outcomes of extremely-low-birth weight infants between","volume":"321","author":"Hack, M.; Fanaroff, A.A.","year":"1982","unstructured":"Hack M, Fanaroff AA. Outcomes of extremely-low-birth weight infants between 1982 and 1988. 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Improved survival and neurodevelopmental outcome for infants less than 801 grams birthweight. 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