title: Risks of amniocentesis.
mesh_terms: D000022:Abortion, Spontaneous / Q000209:etiology; D000649:Amniocentesis / Q000009:adverse effects*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014463:Ultrasonography; D000509:alpha-Fetoproteins / Q000032:analysis
chemical_list: D000509:alpha-Fetoproteins