Clinical and histopathological evaluation of photodynamic therapy associated with the low-level laser therapy on patients with actinic cheilitis: a six-month follow-up trial - Rodrigues, Bruno Teixeira Gonçalves; Espana, Manuella Braun de Oliveira; Chagas, Wagner Pinto das; Freire, Nathália de Almeida; Buzzá, Hilde Harb; Israel, Mônica Simões (Revista Brasileira de Odontologia, 2020)