About the Authors

Charmaine Cunningham

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

Charmaine.Cunningham@uct.ac.za

Affiliation Division of Emergency Medicine, The University of Cape Town, Cape Town, South Africa

Marietjie Vosloo

Roles Conceptualization, Data curation, Formal analysis, Methodology, Software, Supervision, Writing – review & editing

Affiliation Department of Mathematics and Actuarial Science, University of Stellenbosch, Stellenbosch, South Africa

Lee A. Wallis

Roles Conceptualization, Supervision

Affiliation Division of Emergency Medicine, The University of Cape Town, Cape Town, South Africa

Competing Interests

The authors have declared that no competing interests exist.