Snacks, beverages, and physical activity during volunteer-led out-of-school-time programs: a cross-sectional analysis

por Economos, Christina D., Anzman-Frasca, Stephanie, Koomas, Alyssa H., Chan, Grace, Folta, Sara C., Heck, Julianne, Newman, Molly, Sacheck, Jennifer M.
Publicado 2017