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Article History

Received: 14 February 2017

Accepted: 12 July 2018

First Online: 25 October 2018

Ethics approval and consent to participate

: This study was approved by a research ethics committee of the School of Public Health, University of São Paulo (Number 48307). We selected the health professionals who were willing to participate voluntarily in a digitally recorded interview and systematic observation, under the “Ethics, consent and permissions” heading for studies involving human participants. In addition, users agreed to authorize the use of written systematic observations.

: We have all the consents and permissions needed from study participants for scientific publication.

: The authors declare that they have no competing interests.

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