Effectiveness of Hyaluronic Acid Gel Injection with and without PRGF for Management of Interdental Papillary Loss: A Randomized Clinical Trial oleh Aishwarya Bal, Saurav Panda, Rinkee Mohanty, Anurag Satpathy, Rashmita Nayak, Margherita Tumedei, Francesca Argenta, Gianluca Colapinto, Massimo Del Fabbro, Marco Annunziata