Public open spaces and leisure-time walking: a longitudinal study with Brazilian people in the COVID-19 pandemic - Florindo, Alex Antonio; Onita, Bianca Mitie; Knebel, Margarethe Thaisi Garro; Wanderley Júnior, Rildo de Souza; Teixeira, Inaian Pignatti; Turrell, Gavin (Journal of Physical Activity & Health, 2023)