• Health: Conditions and Diseases: Genetic Disorders  (707)
• Science: Biology: Genetics: Eukaryotic: Animal: Mammal: Human: Population  (24)
• Society: Genealogy: Services: Researchers: By Topic: Genetics  (5)

• Cyndi's List - Medical, Medicine, and Genetics - Includes links to Civil War medicine and hospitals, diseases and medical terms, doctors, genetics and family health.
• Genealogy Quest: Diseases - Features a glossary of archaic medical terms used in vital records and documents.
• Genetics and Genealogy - Essential connections to major online directories.
• Pedigree Reducer - Program for reducing large pedigrees in Linkage format further used for Genehunter genetic program.
• Shirley Hornbeck's This and That Genealogy Tips: Disease - Medical terms and list of epidemics with dates and locations.

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