Intahphuak, Sophaphan
Apidechkul, Tawatchai
Kuipiaphum, Patita
Article History
Received: 15 February 2021
Accepted: 19 April 2021
First Online: 26 April 2021
Declarations
:
: The study concept and protocols were approved by Chiang Rai Provincial Health Office Ethics Committee on Human Research (No. CRPPHO 8/2562), and all participants were asked to obtain the informed consent before interview. Participants aged less than 18 years, the informed consent form were also obtained from their parents or legal guardians before collecting data. All participants provided written informed consent (or thumb fingerprint consent if illiterate). The procedures involving human (specimen collection and interview) were carried out in accordance with the Ethical Guidelines for Research on Human subject in Thailand and centers for disease control and prevention (CDC) Specimen Collection Guidelines. The methods in laboratory were done under The Clinical and Laboratory Standards Institute (CLSI) Guidelines.
: Not applicable.
: The authors declare that they have no competing interests.