title: Implications for amniocentesis.
mesh_terms: D000649:Amniocentesis; D002877:Chromosomes, Human; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis; D006801:Humans; D010713:Phosphatidylcholines / Q000032:analysis; D011247:Pregnancy; D011296:Prenatal Diagnosis; D013109:Sphingomyelins / Q000032:analysis; D000509:alpha-Fetoproteins / Q000032:analysis
chemical_list: D010713:Phosphatidylcholines; D013109:Sphingomyelins; D000509:alpha-Fetoproteins