About the Authors

Reneé de Waal

renee.dewaal@uct.ac.za (RD); gary.maartens@uct.ac.za (GM)

Affiliation Division of Clinical Pharmacology, Department of Medicine, University of Cape Town, Cape Town, South Africa

Karen Cohen

Affiliation Division of Clinical Pharmacology, Department of Medicine, University of Cape Town, Cape Town, South Africa

Gary Maartens

renee.dewaal@uct.ac.za (RD); gary.maartens@uct.ac.za (GM)

Affiliation Division of Clinical Pharmacology, Department of Medicine, University of Cape Town, Cape Town, South Africa

Competing Interests

The authors have declared that no conflicts of interest exist.

Author Contributions

Conceived and designed the experiments: GM RdW KC. Performed the experiments: RdW KC GM. Analyzed the data: RdW KC. Contributed reagents/materials/analysis tools: GM RdW KC. Wrote the paper: RdW KC GM.