About the Authors

Deirdré Kruger

Contributed equally to this work with: Deirdré Kruger, Nicola Lahoud

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

Deirdre.Kruger@wits.ac.za

Affiliation Department of Surgery, School of Clinical Medicine, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa

Nicola Lahoud

Contributed equally to this work with: Deirdré Kruger, Nicola Lahoud

Roles Data curation, Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

Affiliation Department of Surgery, School of Clinical Medicine, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa

Yandiswa Y. Yako

Roles Investigation, Methodology, Writing – review & editing

Current address: Department of Human Biology, Faculty of Health Sciences, Walter Sisulu University, Mthatha, South Africa

Affiliation Department of Surgery, School of Clinical Medicine, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa

John Devar

Roles Data curation, Formal analysis, Funding acquisition, Methodology, Supervision, Validation, Writing – review & editing

Affiliations Department of Surgery, School of Clinical Medicine, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa, Hepato-Pancreatico-Biliary Unit, Department of General Surgery, Chris Hani Baragwanath Academic Hospital, Johannesburg, South Africa

Martin Smith

Roles Conceptualization, Funding acquisition, Investigation, Supervision, Writing – review & editing

Affiliations Department of Surgery, School of Clinical Medicine, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa, Hepato-Pancreatico-Biliary Unit, Department of General Surgery, Chris Hani Baragwanath Academic Hospital, Johannesburg, South Africa

Competing Interests

The authors have declared that no competing interests exist.