Propolis as an Adjunct in Non-Surgical Periodontal Therapy: Current Clinical Perspectives from a Narrative Review. - Pezzella, Vitolante; Cuozzo, Alessandro; Mauriello, Leopoldo; Polizzi, Alessandro; Iorio Siciliano, Vincenzo; Ramaglia, Luca; Blasi, Andrea (Journal of Functional Biomaterials, 2025)