Question: Which non profit practice and medical research group based in Rochester, Minnesota was founded by William Worrall Mayo?
Context: FasterCures is a Washington, D.C.–based think tank that focuses on accelerating medical research.  This healthcare-related non profit is the Milken Institute's Center for Accelerating Medical Solutions.  FasterCures describes itself as an "action tank" that works on many diverse projects in collaboration with industry, academia, non profits, government agencies and philanthropic foundations.  FasterCures' mission is to save lives by saving time in the discovery, development and deployment of new therapies for deadly and debilitating diseases.  The executive director of FasterCures is Margaret A. Anderson. The Dr. William W. Mayo House, located at 118 North Main Street in Le Sueur, Minnesota, United States, is listed on the National Register of Historic Places (NRHP).  It was built in 1859 by James Mayo and his brother, William Worrall Mayo who emigrated from Salford, United Kingdom, to the United States in 1846 and became a doctor.  William's older son, William James Mayo was born in the home in 1861.  William W. Mayo aided pioneers and their families during the Dakota War of 1862 and later moved to Rochester where he became the examining surgeon for the southern Minnesota Civil War draft board.  He and his sons, William and Charles founded the 27-bed Saint Marys Hospital which opened in 1889 following the 1883 Rochester tornado.  They later founded their namesake, the Mayo Clinic. "Rajasthan Samgrah Kalyan Sansthan"(RSKS) is a grassroots Indian non profit organization (NGO) based in Ajmer District of Rajasthan state, .  RSKS India Follows the UN Global Compact Principle RSKS India Certified By Guidestar India.  RSKS India Awarded (Top Rated) by Great non profit 2014 & 2015 & 2016 The Mayo Clinic is a nonprofit medical practice and medical research group based in Rochester, Minnesota.  It employs more than 4,500 physicians and scientists and 57,100 allied health staff.  The practice specializes in treating difficult cases through tertiary care.  It spends over $660 million a year on research. GaYBOR District Coalition in Historic Ybor City ( ) is a non profit 501 c (6),organization located within Ybor City in Tampa, Florida.  It is an organization of LGBT Bars, Nightclubs, Restaurants, Shops, non Profit Organizations & More thru out the West Coast of Central Florida, with its headquarters in Historic Ybor City .  The organization has many participants and is sponsored by both Gay & Straight members.  The district is roughly centered on 8th Avenue and 15th Street in Ybor, with large rainbow flags & GaYBOR signs as markers.  A yearly event around the 4th of July called "GaYBOR Days" is held in the district featuring celebrity appearances and street celebrations.  Tampa Mayor Pam Iorio originally met with the leaders of the group on several occasions to help with planning and issues such as police protection, including that by gay and lesbian officers.  Current Tampa Mayor Bob Buckhorn has met several times with the Coalition.  As an organization, there are members of GaYBOR across the states of Florida & Georgia. N. K. Venkataramana is an Indian neurosurgeon and the founder of ANSA Research Foundation, a non profit non governmental organization promoting research on neuroscience, neurological disorders, cancer biology, stem cells and tumor tissue repository.  He is a recipient of Dr. B. C. Roy Award, the highest Indian award in the medical category and the Rajyotsava Prashasti, the second highest civilian award of the Government of Karnataka. The Universal Great Brotherhood is a cultural, non governmental, non religious, non profit, non sectarian organization.  This organization was founded in Caracas, Venezuela by Serge Raynaud de la Ferriere and registered with the United Nations DPI (Department of Public Information) in 1949 in Algiers, Africa.  The Universal Brotherhood was given special accreditation for 2000 by the NGO branch of the United Nations Department of Economic and Social Affairs.  According to that department, "special consultative status is granted to NGOs which have a special competence in, and are concerned specifically with, only a few of the fields of activity covered by the ECOSOC". Schizophrenia Research Foundation (SCARF), is a non governmental, non profit organisation based in Chennai.  Founded in 1984 by a group of philanthropists and mental health professionals led by M. Sarada Menon, a psychiatrist by profession.  SCARF has established itself as a center of repute in rehabilitation and research in disorders of the mind.  SCARF is one of the very few NGOs in the world to be named as a collaborating centre of the World Health Organization for mental health research and training. The National Association for Biomedical Research (NABR) is an American non profit organization, 501(c)(6), located in Washington, DC.  NABR was formed in 1985 when the Association of Biomedical Research merged with the National Society for Medical Research The NABR advocates for the continued use of animals in biomedical research albeit in as humane a manner as possible. William Worrall Mayo ( ; May 31, 1819 – March 6, 1911) was a British-American medical doctor and chemist.  He is best known for establishing the private medical practice that later evolved into the Mayo Clinic.  He was a descendant of a famous English chemist, John Mayow.  His sons, William James Mayo and Charles Horace Mayo, established a joint medical practice in Rochester in the U.S. state of Minnesota in the 1880s.
Answer: The Mayo Clinic