1. A danazol-loaded intrauterine device decreases dysmenorrhea, pelvic pain, and dyspareunia associated with endometriosis 
Luigi Cobellis, M.D., Sandro Razzi, M.D., Antonio Fava, M.D., Filiberto M Severi, M.D., Masao Igarashi, M.D., Felice Petraglia, M.D. 
Fertility and Sterility 
Volume 82, Issue 1, Pages (July 2004)
DOI: /j.fertnstert

2. FIGURE 1
Distribution of analog pain score in the study group at baseline and at the 6-month follow-up after therapy had begun with a danazol-loaded IUD. The graph displays the effects on (A) dysmenorrhea, (B) dyspareunia, and (C) pelvic pain. The horizontal lines express the mean values.
Cobellis. Danazol-loaded IUD in pain associated with endometriosis. Fertil Steril 2004.
Fertility and Sterility  , DOI: ( /j.fertnstert )