title: Idiopathic Down's syndrome cluster in Ireland.
mesh_terms: D016000:Cluster Analysis; D004247:DNA / Q000235:genetics; D004196:Disease Outbreaks; D004314:Down Syndrome / Q000453:epidemiology* / Q000209:etiology / Q000235:genetics; D004739:England; D005260:Female; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology; D007494:Ireland / Q000453:epidemiology; D018811:Maternal Exposure; D018895:Microsatellite Repeats; D011847:Radioactive Fallout / Q000009:adverse effects; D012574:Schools
chemical_list: D011847:Radioactive Fallout; D004247:DNA