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Pedigree format recommendations are put forth by the Pedigree Standardization Task Force of the National Society of Genetic Counselors. (See also , Legal and Ethical Considerations, Protecting Research Participants’ and Patients’ Rights in Scientific Publication, Rights in Published Reports of Genetic Studies.) A square represents a male individual; a circle, a female individual; and a diamond, an individual whose sex is unknown: Shading indicates an affected individual. Partitions with different shading should be used for individuals with more than one condition. Define all shading in a legend or key. Multiple individuals are indicated by a number inside the shape. For Less