Received: 26 March 2019
Accepted: 15 August 2019
First Online: 13 September 2019
Ethics approval and consent to participate
: Ethical approval was granted by the Royal Children’s Hospital Melbourne Human Research Ethics Committee (reference number 38099A) and the Solomon Islands Health Research and Ethics Review Board (reference number 05/18). All participants required written informed consent to participate. For children under 16 years of age, written consent from parents or guardians was obtained.
: Written consent was provided for included material.
: MM is an editorial board member for BMC Infectious Diseases. There are no other competing interests to declare.