Low-level laser therapy dosimetry most used for oral mucositis due to radiotherapy for head and neck cancer: a systematic review and meta-analysis - Peralta-Mamani, Mariela; Silva, Bruna Machado da; Pinto, Ana Carolina da Silva; Rubira-Bullen, Izabel Regina Fischer; Honório, Heitor Marques; Rubira, Cassia Maria Fischer; Santos, Paulo Sérgio da Silva (Critical Reviews in Oncology Hematology, 2019)