Martins, Felipe Leal Contribution of Ultrasonography to the Diagnosis of Submucosal and Subcutaneous Nodular Lesions of the Oral and Maxillofacial Region: Analysis of Cases. [electronic resource] - Journal of maxillofacial and oral surgery Sep 2015 - 706-12 p. digital Publication Type: Journal Article ISSN: 0972-8279 Standard No.: 10.1007/s12663-014-0714-9 doi