NIH Websites Are Changing

NIH is moving the launch of its new website to the fall to ensure the best possible experience for everyone who relies on our websites for health information, research, funding opportunities, and other resources.

Video & Transcript of Maternal Vitamin B12 Levels & the Risk of Neural Tube Defects

Learn more about maternal vitamin B12 levels and the risk of neural tube defects from either the video or text version featuring Dr. Mills.