Heterogeneous clinical features in Cockayne syndrome patients and siblings carrying the same CSA mutations. - Chikhaoui, Asma; Kraoua, Ichraf; Calmels, Nadège; Bouchoucha, Sami; Obringer, Cathy; Zayoud, Khouloud; Montagne, Benjamin; M'rad, Ridha; Abdelhak, Sonia; Laugel, Vincent; Ricchetti, Miria; Turki, Ilhem; et al. (Orphanet Journal of Rare Diseases, 2022)