Neuropsychiatric Phenotype and Treatment Challenges in 47,XYY Syndrome: A Narrative Review with a Case Series of Adolescents. - D'Acunto, Maria Giulia; Bosetti, Chiara; Rinaldi, Deianira; Ricci, Marika; Berloffa, Stefano; Masi, Gabriele; Mucci, Maria (Brain Sciences (2076-3425), 2026)