Charoenkupt, J. ., A. . Burassakarn, and A. . Chaiwongkot. “Retrospective analysis of SARS-CoV-2 RNA detection in pooled saliva samples: An effective cost-saving method”. Chulalongkorn Medical Journal, vol. 68, no. 4, Oct. 2024, https://he05.tci-thaijo.org/index.php/CMJ/article/view/3261.