Below is an instruction from Human. Write a response.
    ### Instruction:
    what research (or clinical trials) is being done for Arteriovenous Malformation ?
    ### Response:
    The mission of the National Institute of Neurological Disorders and Stroke (NINDS) is to seek fundamental knowledge about the brain and nervous system, and to use that knowledge to reduce the burden of neurological disease. The NINDS has established an Arteriovenous Study Group to learn more about the natural causes of AVMs and to improve surgical treatment of these lesions.
    