--- title: HealthVerity Blog | Rare Diseases description: Rare Diseases | Read the latest insights and research from the HealthVerity team. image: https://blog.healthverity.com/hubfs/healthverity-blog.png --- Announcing HealthVerity Precision Event Alerts, a next-generation physician alerting solution. 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Read the latest insights from the HealthVerity team. ##### Topic # Rare Diseases [![Primary biliary cholangitis: Disease burden, treatments and RWD gaps](https://blog.healthverity.com/hubfs/primary-biliary-cholangitis-featured.png)](https://blog.healthverity.com/primary-biliary-cholangitis-disease-burden-treatments-and-rwd-gaps) [Marketplace (RWD)](https://blog.healthverity.com/tag/marketplace-rwd) [Rare Diseases](https://blog.healthverity.com/tag/rare-diseases) ###### [Primary biliary cholangitis: Disease burden, treatments and RWD gaps](https://blog.healthverity.com/primary-biliary-cholangitis-disease-burden-treatments-and-rwd-gaps) By [HealthVerity](https://blog.healthverity.com/author/healthverity) January 23, 2026 What real-world data reveals about the unique challenges of studying rare disease Primary biliary... 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