title: Heterogeneity and minor anomalies.
authors.affiliation: Pediatrics, Human Genetics, Obstetrics, and Gynecology, University of Utah, Salt Lake City, Utah 84113-1100, USA. ajmg@hsc.utah.edu
authors.forename: J M
authors.initials: JM
authors.lastname: Opitz
mesh_terms: D000013:Congenital Abnormalities / Q000235:genetics*; D018740:Genetic Heterogeneity; D006801:Humans