Huntingdon%27s Chorea %28Huntington%27s Disease%29
Here's your citation in American Psychological Association (APA) format:
Huntingdon%27s Chorea %28Huntington%27s Disease%29. (n.d.). In Alleydog.com's online glossary. Retrieved from: https://www.alleydog.com/glossary/definition-cit.php?term=Huntingdon%2527s+Chorea+%2528Huntington%2527s+Disease%2529