Authors
Kachaporn Nimdet
Department of Pediatrics, Suratthani Hospital, Suratthani, Thailand
Win Techakehakij
Department of Social Medicine, Lampang Hospital, Lampang, Thailand
© 2020 Kachaporn Nimdet, Win Techakehakij, published by Chulalongkorn University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.