Corrigendum: Activation of A2A receptor by PDRN reduces neuronal damage and stimulates WNT/β-catenin driven neurogenesis in spinal cord injury - Irrera, Natasha; Arcoraci, Vincenzo; Mannino, Federica; Vermiglio, Giovanna; Pallio, Giovanni; Minutoli, Letteria; Bagnato, Gianluca; Anastasi, Giuseppe Pio; Mazzon, Emanuela; Bramanti, Placido; Squadrito, Francesco; Altavilla, Domenica; et al. (Frontiers in Pharmacology, 2022)