Admontree, S., Asavaphatiboon, S., Pongnapang, N. and Krisanachinda, A. (2020) “Assessment of radiation dose in cardiac CT angiography using retrospective ECG gating technique at Ramathibodi Hospital”, Chulalongkorn Medical Journal. Bangkok, Thailand, 64(3). available at: https://he05.tci-thaijo.org/index.php/CMJ/article/view/230 (accessed: 11 September 2026).