Funding for this research was provided by:
Thrasher Research Fund (61147865-120965)
Received: 11 November 2020
Accepted: 18 May 2021
First Online: 6 June 2021
: The study was approved by the Institutional Review Board (IRB) of icddr,b which consisted of scientific review by the Research Review Committee and ethical review by the Ethics Review Committee. This study was also approved by the IRB of the Stanford University School of Medicine (protocol #34646), and was registered with the ExternalRef removed registry, number ExternalRef removed. Participants gave written informed consent prior to taking part in the study.
: Not applicable.
: The following authors are current or former employees and shareholders of GlaxoSmithKline: Daniel Sevin, Lindsay Kendall, Xinyi Zhu, Krishan Singh, Sunita Singh, Jonathan Crowther, and Rachel Gibson.