Effect of Supplemental Folic Acid in Pregnancy on Childhood Asthma: A Prospective Birth Cohort Study
2009 ◽
Vol 170
(12)
◽
pp. 1486-1493
◽
Effect of Supplemental Folic Acid in Pregnancy on Childhood Asthma: A Prospective Birth Cohort Study
2010 ◽
Vol 65
(4)
◽
pp. 218-220
2017 ◽
Vol 190
◽
pp. 192-199.e2
◽