The SARS-Cov-2 threat in Cracolândia, an open-air drug use scene in Brazil.

Competing Interests: Declaration of Competing Interests The authors whose names are listed immediately below report the following details of affiliation or involvement in an organization or entity with a financial or non-financial interest in the subject matter or materials discussed in this manuscript. Please specify the nature of the conflict on a separate sheet of paper if the space below is inadequate. Author names: Felipe Branco Arcadepani; Vitor Soares Tardelli and Thiago Marques Fidalgo