Influence of different viewing conditions on the detection of fractured endodontic instruments using periapical radiographs at 3 projection angles - Moreira-Souza, Larissa; Gaêta-Araujo, Hugo; Lima, Carlos Augusto de Souza; Brasil, Danieli Moura; Costa, Eliana Dantas da; Oliveira, Matheus Lima; Freitas, Deborah Queiroz (Oral Surgery, Oral Medicine, Oral Pathology and Oral Radiology, 2021)