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Birth defects encompass structural and functional alterations that occur during embryonic or fetal development and are present since birth. The cause may be genetic, environmental or unknown and can result in physical and/or mental impairment. Here is the latest research on birth defects.
Alzheimer's Disease: Neuroimaging
Alzheimer's disease (AD) is a chronic neurodegenerative disease. Here is the latest research on neuroimaging modalities, including magnetic resonance imaging and positron emission tomography, in AD.