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Article History

Received: 18 October 2017

Accepted: 2 February 2018

First Online: 22 February 2018

Ethics approval and consent to participate

: The study was approved by the Human Research Ethics Committee of Stellenbosch University (S15/03/048). Prior to data collection, the researcher explained the study aims, objectives, and procedures to prospective participants. They were informed of the voluntary nature of the study and their right to withdraw from the study at any time, without penalty. Additionally, they were ensured of the confidentiality of data. Thereafter, participants provided informed consent to take part in the study.

: The present study may be published on condition of the acknowledgement of the authors and the protection of the participants’ anonymity and confidentiality of data. Participants provided informed consent to take part in the study, including the anonymised publication of findings.

: The authors declare that they have no competing interests.

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