Below is an instruction from Human. Write a response.
    ### Instruction:
    what research (or clinical trials) is being done for Leukemia ?
    ### Response:
    Researchers are conducting clinical trials in many parts of the country. Clinical trials test an intervention such as a drug, therapy, medical device, or behavior in many people to see if it is safe and effective. Clinical trials already have led to advances, and researchers continue to search for more effective ways to treat and diagnose leukemia.
    