Intracranial pressure responsiveness to positive end-expiratory pressure is influenced by chest wall elastance: a physiological study in patients with aneurysmal subarachnoid hemorrhage. - Chen, Han; Chen, Kai; Xu, Jing-Qing; Zhang, Ying-Rui; Yu, Rong-Guo; Zhou, Jian-Xin (BMC Neurology, 2018)