Corrigendum: Improvements on Clinical Status of Adolescents With Anorexia Nervosa in Inpatient and Day Hospital Treatment: A Retrospective Pilot Study - Zanna, Valeria; Cinelli, Giulia; Criscuolo, Michela; Caramadre, Anna Maria; Castiglioni, Maria Chiara; Chianello, Ilenia; Marchili, Maria Rosaria; Casamento Tumeo, Chiara; Guolo, Stefano; Tozzi, Alberto Eugenio; Vicari, Stefano (Frontiers in Psychiatry, 2021)