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The number of clinical trials for each category classified according to “Study Start” as follow: (A) Metabolism & Health; (B) Metabolic Diseases; (C) Cardiovascular Diseases; (D) Cancer; (E) Neurological Diseases; (F) Liver Diseases; (G) Multidisease; (H) Inflammation; (I) Other. Data from http://www.clinicaltrials.gov/ (accessed on 31 January 2022).
