Funding for this research was provided by:
Medical Research Council (MR/P017541/1)
Dana Ilmu Pengetahuan Indonesia (MRCUK6)
Engineering and Physical Sciences Research Council (EP/510129/1)
Text and Data Mining valid from 2020-02-13
Received: 5 November 2019
Accepted: 29 January 2020
First Online: 13 February 2020
Ethics approval and consent to participate
: All clinical samples were obtained with informed, written consent from the patients, or from the guardian of any child participant. Ethical approval for use of the Indonesian and Pilipino samples in this work was granted by The Eijkman Institute Research Ethics Commission (Approval number 113) and The University of the Philippines Manila Research Ethics Board (Study code 2010–327-01), respectively.
: Not applicable.
: The authors declare that they have no competing interests.