1. Department of Pediatric Surgery, Kaunas Medical University Hospital, Kaunas, Lithuania
2. Departments of Cytology and Pathology, Hopital des Enfants-Malades and Paris V University, Paris, France
3. Department of Pediatric Surgery, Hopital des Enfants-Malades and Paris V University, Paris, France
4. Departments of Cytogenetics and Embryology, Hopital des Enfants-Malades and Paris V University, Paris, France
5. Departments of Pediatric Endocrinology and Gynecology, Hopital des Enfants-Malades and Paris V University, Paris, France