Funding for this research was provided by:
Received: 1 March 2019
Accepted: 25 April 2019
First Online: 8 May 2019
Ethics approval and consent to participate
: The study was approved by the Technical and Ethical Committee for Scientific Research (CTIN/CEIN 7–2014 and CTIN/CEIN 23–2014) at the National Institute of Health of Colombia. All samples analyzed were anonymized and used only for public health surveillance purposes.
: Not applicable.
: The authors declare that they have no competing interests.
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