Ocampo García, K.G., Barrera Franco, J.L., Robles Basilio, J., Díaz Villafaña, A.L. and García Delgado, L.A. 2018. Presentation of unusual maxillary osteonecrosis case with sinus invasion. Clinical case. Revista Odontológica Mexicana. 21, 4 (Jan. 2018). DOI:https://doi.org/10.1016/j.rodmex.2018.01.017.