Funding for this research was provided by:
Institut Pasteur (Grant ACIM- 5- 3 and ACIP A- 21- 2012)
Received: 30 March 2020
Accepted: 30 October 2020
First Online: 10 November 2020
Ethics approval and consent to participate
: These studies were approved by the Ethics Committee for Biomedical Research of the Malagasy Ministry of Public Health (#365- SANPF/ CAB of December 7, 2004 and #008-MSANP/CE of January 16, 2013). Written informed consent was obtained from each participant or legal guardian, including serum sampling.
: Not Applicable.
: The authors declare that they have no competing interests.