title: Nasal sinus tract associated with dental infection.
authors.affiliation: Department of Clinical and Preventive Dentistry, Federal University of Pernambuco, Pernambuco, Brazil.
authors.forename: Talita Ribeiro Tenório
authors.initials: TR
authors.lastname: de França
authors.affiliation: Department of Clinical and Preventive Dentistry, Federal University of Pernambuco, Pernambuco, Brazil.
authors.forename: Flávia Maria de Moraes
authors.initials: FM
authors.lastname: Ramos-Perez
authors.affiliation: Department of Stomatology, A. C. Camargo Hospital, São Paulo, Brazil.
authors.forename: José Divaldo
authors.initials: JD
authors.lastname: Prado
authors.affiliation: Department of Clinical and Preventive Dentistry, Federal University of Pernambuco, Pernambuco, Brazil.
authors.forename: Danyel Elias da Cruz
authors.initials: DE
authors.lastname: Perez