Social distancing patterns in nine municipalities of Rio Grande do Sul, Brazil: the Epicovid19/RS study oleh Aluisio J D Barros, Cesar G Victora, Ana M B Menezes, Bernardo L Horta, Fernando Hartwig, Gabriel Victora, Lúcia C Pellanda, Odir A Dellagostin, Claudio J Struchiner, Marcelo N Burattini, Marcelo R Gonçalves, Lia G Possuelo, Liliana P Weber, Sonara Lucia Estima, Nadège Jacques, Jenifer Härter, Shana G Silva, Matias Frizzo, Rosangela C Lima, Fernando C Barros, Mariângela F Silveira, Pedro C Hallal