TI - Adult-Onset Still's Disease: A Rare Cause of Acute Severe Mitral Regurgitation AU - Çamlı Babayiğit, E. AU - Şener, E. AU - Babayiğit, E. SO - The Anatolian Journal of Cardiology 2025;29:145-147. DO - 10.14744/AnatolJCardiol.2025.4984