Shiau, Stephanie
Yin, Michael T.
Strehlau, Renate
Patel, Faeezah
Mbete, Ndileka
Kuhn, Louise
Coovadia, Ashraf
Arpadi, Stephen M.
Article History
Received: 17 January 2018
Accepted: 25 March 2018
First Online: 5 April 2018
Compliance with ethical standards
: Signed informed consent was provided by each child’s parent or guardian; children provided assent if they were at least 7 years old and deemed able to understand. The study was approved by the Institutional Review Boards of Columbia University (New York, NY, USA) and the University of the Witwatersrand (Johannesburg, South Africa).
: None.