Feedforward and feedback pathways of nociceptive and tactile processing in human somatosensory system: A study of dynamic causal modeling of fMRI data. - Yingchao Song; Qian Su; Qingqing Yang; Rui Zhao 027; Guotao Yin; Wen Qin; Gian Domenico Iannetti; Chunshui Yu; Meng Liang (NeuroImage, 2021)