What The Study Did: Researchers looked at rates of medical imaging (CT, MRI, conventional x-rays, angiography, fluoroscopy and nuclear medicine) during pregnancy in this observational study that included nearly 3.5 million pregnant women in the United States and Canada from 1996 to 2016.
Authors: Marilyn L. Kwan, Ph.D., of Kaiser Permanente Northern California in Oakland is the corresponding author.
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