title: A family study of Alzheimer's disease and senile dementia: an interim report.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D000544:Alzheimer Disease / Q000150:complications / Q000175:diagnosis / Q000235:genetics*; D003704:Dementia / Q000150:complications / Q000175:diagnosis / Q000235:genetics*; D003937:Diagnosis, Differential; D004314:Down Syndrome / Q000150:complications; D005260:Female; D006402:Hematologic Diseases / Q000150:complications; D006801:Humans; D008297:Male; D008875:Middle Aged; D010375:Pedigree