Boonkawin, N. and Chotipanich, C. (2023) “Determination radiation exposure rate at various distances and time for myocardial blood flow study using oxygen-15 water PET/CT imaging”, The Journal of Chulabhorn Royal Academy. Bangkok, Thailand, 5(4), pp. 204–213. available at: https://he02.tci-thaijo.org/index.php/jcra/article/view/258704 (accessed: 18 September 2026).