title: Amniotic fluid composition in malformation of the central nervous sytem.
mesh_terms: D000367:Age Factors; D000653:Amniotic Fluid / Q000032:analysis*; D000757:Anencephaly / Q000378:metabolism; D002490:Central Nervous System / Q000002:abnormalities*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D006897:Hydroxyindoleacetic Acid / Q000032:analysis / Q000652:urine; D007223:Infant; D007231:Infant, Newborn; D011247:Pregnancy; D016135:Spinal Dysraphism / Q000378:metabolism
chemical_list: D006897:Hydroxyindoleacetic Acid