The third National Health and Nutrition Examination Survey NHANES III performed by the Center for Disease Control and Prevention CDC in the United States is noteworthy. Conducted between 1988 and 1994, it includes more than 12,000 adults drawn from the general population of the USA 23.
De estos estudios vale la pena resaltar el estudio NHANES III realizado en los Estados Unidos entre 1988 y 1994 por el Centers for Disease Control and Prevention CDC que incluyó más de 12.000 adultos de la población general americana 23.