Simplified sewerage to prevent urban leptospirosis transmission: a cluster non-randomised controlled trial protocol in disadvantaged urban communities of Salvador, Brazil oleh Emanuele Giorgi, Oliver Cumming, Peter J Diggle, Jackie Knee, Cleber Cremonese, Fabio Neves Souza, Fabiana Almerinda Gonçalves Palma, Jonatas Fernandes Araújo Sodré, Ricardo Lustosa Brito, Priscyla dos Santos Ribeiro, Juliet Oliveira Santana, Rachel Helena Coelho, Juan P Aguilar Ticona, Romero J Nazaré, Daiana de Oliveira, Cainã Queiroz Silva, Max T Eyre, Vinícius de Araújo Mendes, Paula Ristow, Christine E Stauber, Yeimi Alexandra Alzate López, Mitermayer Galvão G Reis, Albert Ko, Federico Costa