TY - GEN AU - Rodríguez-Rodríguez, Fernando AU - Cristi-Montero, Carlos AU - Castro Piñero, José A4 - Didáctica de la Educación Física, Plástica y Musical PY - 2020 SN - 1660-4601 UR - http://hdl.handle.net/10498/23601 AB - Background. Recess is a great opportunity to interrupt sedentary behaviour and increase moderate-to-vigorous physical activity (MVPA) in schoolchildren. This quasi-experimental study aimed to compare the levels of physical activity (PA) during the... LA - eng PB - MDPI KW - schools KW - child KW - physical education KW - recess KW - physical activity TI - Physical Activity Levels of Chilean Children in a National School Intervention Programme. A Quasi-Experimental Study DO - 10.3390/ijerph17124529 ER -