id	author	title	date	pages	extension	mime	words	sentences	flesch	summary	cache	txt
cord-023713-daz2vokz	Devereux, Graham	Epidemiology of Asthma and Allergic Airway Diseases	2013-09-06		.txt	text/plain	27880	1480	51	A systematic review and metaanalysis of the longitudinal studies relating maternal vitamin D status during pregnancy to childhood outcomes concluded that high maternal dietary vitamin D intake is associated with a reduced risk of children wheezing up to the age of 5 years (OR = 0.56; 95% CI, 0.42 to 0.73). The Dutch Prevention and Incidence of Asthma and Mite allergy (PIAMA) birth cohort study related symptom data prospectively collected annually from 3863 children up to the age of 8 years to land-use regression estimates of individual NO 2 , PM 2.5 , and soot exposures at their birth addresses. 327 A systematic review and meta-analysis of prospective birth cohort studies evaluating the effects of allergen (i.e., HDM or dietary) avoidance during pregnancy concluded that early-life allergen avoidance in isolation does not reduce the likelihood of asthma in children at age 5 years (OR = 1.22; 95% CI, 0.83 to 1.78).	./cache/cord-023713-daz2vokz.txt	./txt/cord-023713-daz2vokz.txt