Expanding the clinical spectrum of pediatric ataxia-telangiectasia: a case series of novel genetic variants, lupus vulgaris, and hyper-IgM phenotypes. - Bakır, Damla Baysal; Atay, Özge; Yağmur, Halime; Kabadayı, Gizem; Kocabey, Mehmet; Asilsoy, Suna; Uzuner, Nevin (Orphanet Journal of Rare Diseases, 2025)