A recent systematic review and meta-analysis revealed that maternal vitamin D deficiency or insufficiency (<20–30 ng/mL) is linked to poorer reproductive outcomes in frozen-thawed embryo transfer (FET ...
When a woman in her mid-40s underwent a single, genetically normal embryo transfer, clinicians expected -- and counseled for -- a singleton pregnancy. What followed instead was one of the rarest ...
A baby boy born last week to an Ohio couple developed from an embryo that had been frozen for more than 30 years in what is believed to be the longest storage time before a birth.In what's known as ...
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