Time trends in maternal attention-deficit/hyperactivity disorder and medication use in pregnancy
Egsgaard S, Brown HK, Zipursky J, Munk-Olsen T, Babujee A, Patrikar A, Lu M, Vigod SN. J Clin Psychiatry. 2026; 87(3): 26m16321.
From April 1990 to March 2000, the overall rate of preeclampsia did not significantly change before (3.8%) and after (3.7%) the introduction of a mandatory Canadian folic acid food fortification program in January 1998.
Ray JG, Mamdani MM. Arch Intern Med. 2002; 162(15):1776-7.
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