title: Risk calculations under heterogeneity.
authors.affiliation: New York State Psychiatric Institute.
authors.forename: D E
authors.initials: DE
authors.lastname: Weeks
authors.forename: J
authors.initials: J
authors.lastname: Ott
mesh_terms: D002874:Chromosome Mapping; D005787:Gene Frequency; D005817:Genetic Counseling / Q000379:methods*; D008040:Genetic Linkage; D005826:Genetics, Medical / Q000379:methods*; D006801:Humans; D011296:Prenatal Diagnosis; D011336:Probability; D012306:Risk