Funding for this research was provided by:
National Department of Health (N/A)
Text and Data Mining valid from 2020-03-12
Received: 23 December 2019
Accepted: 28 February 2020
First Online: 12 March 2020
Ethics approval and consent to participate
: The Research Ethics Committee of the University of South Africa provided ethics clearance (Ref No 2016CAES025) for this study. Hospital managers granted permission to access hospitals, food handlers gave consent by signing a consent form, and they were made aware of their right to pull out from the study at any time they deemed necessary.
: Not applicable.
: The authors declare that they have no competing interests.