article 1980 Endometriosis of the urinary bladder: sonographic findings AJR. American journal of roentgenology ·doi:10.2214/ajr.135.3.625 Endometriosis of the urinary bladder: sonographic findingsJD Goodman, RJ Macchia, MA Macasaet and M SchneiderAudio Available | Share
article 1979 Endometriosis with ureteric involvement: preoperative sonographic evaluation. New York state journal of medicine