Article History
Received: 25 April 2019
Accepted: 26 September 2019
First Online: 6 November 2019
Ethics approval and consent to participate
: Approval to conduct the research using patient records in Samoa was obtained from the Health Research and Ethics Committee of the Government of Samoa and of James Cook University. The records were de-identified, and no consent was required.
: Not applicable
: The authors declare that they have no competing interests.