Occurrence of field cancerization in clinically normal oral mucosa: a systematic review and meta-analysis - Peralta-Mamani, Mariela; Terrero Perez, Angel; Tucunduva, Rosana Mara Adami; Rubira, Cassia Maria Fischer; Santos, Paulo Sérgio da Silva; Honório, Heitor Marques; Rubira-Bullen, Izabel Regina Fischer (Archives of Oral Biology, 2022)