Barbosa, Filomena http://orcid.org/0000-0002-1932-529X
Hlashwayo, Delfina
Sevastyanov, Victor
Chichava, Valeriano
Mataveia, Adilência
Boane, Ernesto
Cala, Aida
Article History
Received: 14 October 2019
Accepted: 23 December 2019
First Online: 23 January 2020
Ethics approval and consent to participate
: The study was not submitted to a bioethics committee, but it was authorized by the Head of Department of Biological Sciences and by the Maputo city’s council. Based on previous studies, we asked for oral consent that was obtained for all vendors before the interviews. No vendor was coerced into participating in the study.
: Not applicable.
: The authors declare that they have no competing interests.