The American Cancer Society Cancer Action Network (ACS CAN) is a nonprofit, nonpartisan advocacy affiliate of the American Cancer Society.

The Canadian Cancer Society (Société canadienne du cancer) is Canada's largest national cancer charity and the largest national charitable funder of cancer research in Canada.

The Cleveland Clinic is a nonprofit academic medical center located in Cleveland, Ohio.

Dana-Farber Cancer Institute is a comprehensive cancer treatment and research institution in Boston, Massachusetts.

The Johns Hopkins University School of Medicine (JHUSOM) is the medical school of Johns Hopkins University, a private research university in Baltimore, Maryland.

Mayo Clinic is a non-profit academic medical center located in Rochester, Minnesota.

Memorial Sloan Kettering Cancer Center is one of the world's leading cancer research and treatment institutions located in New York City.

The National Cancer Institute (NCI) coordinates the United States National Cancer Program and is part of the National Institutes of Health (NIH), which is one of eleven agencies that are part of the U.