Low Prevalence but High Diagnostic Yield: Screening for Hereditary Angioedema in Pediatric Patients with Autoinflammatory Features and Refractory Abdominal Pain. - AKELMA, Zulfikar; SIRIN, Seda; OZDEL, Semanur; BAGLAN, Esra; OZMEN, Serap (Asthma Allergy Immunology / Astim Allerji Immunoloji, 2025)