Maternally derived 15q11.2‐q13.1 duplication in a child with Lennox–Gastaut‐type epilepsy and dysmorphic features: Clinical‐genetic characterization of the family and review of the literature. Issue 2 (14th November 2016) - Bonuccelli, Alice; Valetto, Angelo; Orsini, Alessandro; Michelucci, Angela; Ferrari, Anna Rita; Elia, Maurizio; Bertini, Veronica