Abstract
M Harju, L Keski-Nisula, L Georgiadis, S Raisanen, M Gissler, S Heinonen. J Pediatr. 2014;164(2):295–299.e1 The goal of this study was to evaluate the association between gestational age at birth and the risk of subsequent development of childhood asthma. The study population was derived from a clinical birth database of 45 030 infants born after 22 weeks’ gestation at a university hospital in Finland between 1989 and 2008. Women with live-born infants without asthma served as control subjects. This trial was a retrospective, observational, hospital-based birth case-controlled study in which data on 44 173 women with live-born infants were linked …
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