Funding for this research was provided by:
by GEIS (Global Emerging Infections Surveillance and Response System (GEIS/P2103_16_N3)
Received: 11 July 2018
Accepted: 26 April 2019
First Online: 16 May 2019
Ethics approval and consent to participate
: Ethical approval was received from the Naval Medical Research Unit Number 3, Cairo, Egypt with an approval number of NAMRU3.2012.0007 in compliance with all applicable Federal regulations governing the protection of human subjects.Eligible patients were made to provide a written informed consent before enrollment.
: Not applicable.
: The authors declare that they have no competing interests.
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