Funding for this research was provided by:
Poliomyelitis Research Foundation (15/16, 15/70)
Ontario Ministry of Economic Development and Innovation (REG1-4450)
Text and Data Mining valid from 2018-07-07
Received: 17 February 2018
Accepted: 2 July 2018
First Online: 7 July 2018
: This study was approved by the University of Cape Town Animal Ethics Committee (Protocol 014/043).
: Not applicable.
: The authors declare that they have no competing interests.
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