Synthesis of coronary 4D CT Image by denoising diffusion probabilistic model. - Tae Ho Han; Young Woo Kim; Hyeong Jun Lee; Jung-Sun Kim; Seul-Gee Lee; Dong Hyun Yang; Hong Min Oh; Doosang Kim; Seung Yong Shin; Simon Song; Joon Sang Lee (Comput. Methods Programs Biomed., 2026)