Media type: E-Article Title: A novel activation-induced cytidine deaminase gene mutation in a Tunisian family with hyper IgM syndrome Contributor: Fiorini, Claudia; Jilani, Sawssen; Losi, Claretta Gioia; Silini, Antonietta; Giliani, Silvia; Ferrari, Simona; Notarangelo, Luigi D.; Plebani, Alessandro; Sfar, Taher; Helal, Ahmed imprint: Springer Science and Business Media LLC, 2004 Published in: European Journal of Pediatrics Language: English DOI: 10.1007/s00431-004-1540-8 ISSN: 0340-6199; 1432-1076 Keywords: Pediatrics, Perinatology and Child Health Origination: Footnote: