Effects of pituitary adenylate cyclase activating polypeptide on CD4 <sup>+</sup>/CD8 <sup>+</sup> T cell levels after traumatic brain injury in a rat model

Rong Hua, Shan-shan Mao, Yong-mei Zhang, Fu-xing Chen, Zhong-hai Zhou, Jun-quan Liu

World Journal of Emergency Medicine . 2012, (4): 294 -298 . DOI: 10.5847/wjem.j.issn.1920-8642.2012.04.010