GfK Gesellschaft f ü R konsumforschung (GfK) is one of the largest market research companies in the world. It was founded in 1934 and began to be commercialized in 1980. It is headquartered in Nuremberg, Germany and has offices in more than 100 countries and regions around the world. GfK is the largest durable consumer goods research company in the world and is also a global leader in medical research.
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