title: Prenatal diagnosis and the Prader-Willi syndrome.
mesh_terms: D002872:Chromosome Deletion; D002901:Chromosomes, Human, 13-15; D005260:Female; D006801:Humans; D011218:Prader-Willi Syndrome / Q000175:diagnosis* / Q000235:genetics; D011247:Pregnancy; D011296:Prenatal Diagnosis