Disclaimer
The views expressed do not necessarily represent the official views of the National Research Foundation of South Africa. The content is solely the view of the author and does not necessarily represent the official views of the NIH.
Financial & competing interests disclosure
M Ramsay is supported by the South African Research Chairs Initiative of the Department of Science and Technology and National Research Foundation (NRF) of South Africa. The author has no other relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict with the subject matter or materials discussed in the manuscript apart from those disclosed.
No writing assistance was utilized in the production of this manuscript.