J Sneddon's scientific contributions
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Publication (1)
A randomised double-blind prevention trial with a factorial design was conducted at 33 centres in seven countries to determine whether supplementation with folic acid (one of the vitamins in the B group) or a mixture of seven other vitamins (A,D,B1,B2,B6,C and nicotinamide) around the time of conception can prevent neural tube defects (anencephaly,...
Citations
... After the studies in the 1990s [4][5][6] collectively demonstrated that folic acid (the synthetic form of folate [vitamin B9]) supplementation in women during the periconceptional period prevented a majority of severe birth defects of the brain and spine called neural tube defects (NTD), folic acid was incorporated into existing wheat flour fortification programs in many countries. Oman was the first country to do so in 1996 [7], with the United States and Canada closely following in 1998 [8]. ...