The CPRA is the country's first and only collaborative effort to advance scientific research on pain disorders that solely or predominantly affect women and frequently co-occur, including: chronic fatigue syndrome, fibromyalgia, endometriosis, interstitial cystitis/painful bladder syndrome, irritable bowel syndrome, temporomandibular disorders, vulvodynia and chronic headache. The coalition is led by The TMJ Association, CFIDS Association of America and Endometriosis Association.