About the Authors
- Chukiat Sirivichayakul, Kriengsak Limkittikul, Pornthep Chanthavanich, Watcharee Chokejindachai, Krisana Pengsaa, Arunee Sabchareon
- Department of Tropical Pediatrics, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
- Vithaya Jiwariyavej, Wut Dulyachai
- Ratchaburi Hospital, Ministry of Public Health, Ratchaburi, Thailand
- Saravudh Suvannadabba
- Department of Disease Control, Ministry of Public Health, Nonthaburi, Thailand
- G. William Letson
- International Public Health Consultant, Denver, Colorado, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: CS KL PC VJ WC KP SS WD AS. Performed the experiments: CS KL PC VJ WC KP SS WD AS. Analyzed the data: CS KL. Contributed reagents/materials/analysis tools: KL AS. Wrote the paper: CS GWL AS.