Funding for this research was provided by:
National Science Foundation of Sri Lanka (R21 AI 117644)
Received: 14 October 2018
Accepted: 24 May 2019
First Online: 17 June 2019
Ethics approval and consent to participate
: The entire study was performed on identified tissues from the tissue bank by an honest broker mechanism. The protocol for acquiring tissues was reviewed and approved by the University of Pittsburgh Institutional Review Board (IRB protocol # 10110393).
: Not applicable.
: The authors declare that they have no competing interests.