Intraoral versus extraoral photobiomodulation therapy in the prevention of oral mucositis in HSCT patients: a randomized, single-blind, controlled clinical trial - Pinto, Mariana Bitu Ramos; Gusmão, Teresa Paula de Lima; Schmidt‑Filho, Jayr; Jaguar, Graziella Chagas; Martins, Manoela Domingues; Alves, Fábio Abreu (2021)