Ounjaijean, Sakaewan https://orcid.org/0000-0001-9067-2051
Wongthanee, Antika https://orcid.org/0000-0001-7851-8190
Kulprachakarn, Kanokwan https://orcid.org/0000-0002-2572-0704
Rerkasem, Amaraporn https://orcid.org/0000-0002-8975-6677
Pruenglampoo, Sakda https://orcid.org/0000-0003-4717-0261
Mangklabruks, Ampica https://orcid.org/0000-0001-7469-500X
Rerkasem, Kittipan
Derraik, José G. B. https://orcid.org/0000-0003-1226-1956
Funding for this research was provided by:
Chiang Mai University
Health Systems Research Institute
Uppsala University
Article History
Received: 14 July 2020
Accepted: 22 March 2021
First Online: 14 April 2021
Declarations
:
: The study was approved on the 2nd June 2009 by the Research Ethics Committee 3 at the Faculty of Medicine, Chiang Mai University (approval #177/2009). All participants (mothers and offspring) provided written informed consent. All procedures in this study were conducted according to the ethical principles and guidelines laid down in the Declaration of Helsinki [].
: Not applicable.
: The authors have no financial or non-financial conflicts of interest to declare in association with this work.