Brain activity is similar during precision and power gripping with light force: An fMRI study. - J. P. Kuhtz-Buschbeck; R. Gilster; Stephan Wolff; Stephan Ulmer; Hartwig R. Siebner; Olav Jansen (NeuroImage, 2008)

Intraoperative dynamic susceptibility contrast weighted magnetic resonance imaging (iDSC-MRI) - Technical considerations and feasibility. - Stephan Ulmer; Michael Helle; Olav Jansen; H. Maximilian Mehdorn; Arya Nabavi (NeuroImage, 2009)

Intraoperative dynamic susceptibility contrast MRI (iDSC-MRI) is as reliable as preoperatively acquired perfusion mapping. - Stephan Ulmer; Gesa Hartwigsen; Christian Riedel 002; Olav Jansen; H. Maximilian Mehdorn; Arya Nabavi (NeuroImage, 2010)

Increased Facilitatory Connectivity from the Pre-SMA to the Left Dorsal Premotor Cortex during Pseudoword Repetition. - Gesa Hartwigsen; Dorothee Saur; Cathy J. Price; Annette Baumgaertner; Stephan Ulmer; Hartwig R. Siebner (J. Cogn. Neurosci., 2013)