Sedentary behavior in U.S. adults: Fall 2019.

Med Sci Sports Exerc. 2021;53:2512-2519

Matthews CE, Carlson SA, Saint-Maurice PF, Patel S, Salerno EA, Loftfield E, Troiano RP, Fulton JE, Sampson JN, Tribby C, Keadle SK, Berrigan D