H. P. Ammerer

Evaluation of vasomotor reactivity by transcranial Doppler and acetazolamide test before and after extracranial-intracranial bypass in patients with internal carotid artery occlusion.

R Karnik, Andreas Valentin, H. P. Ammerer et al. · Stroke · 1992 · 57 citations · Full text

Laparoscopically Assisted Implantation of Ventriculoperitoneal Shunts

C Armbruster, J Blauensteiner, H. P. Ammerer et al. · Journal of Laparoendoscopic Surgery · 1993 · 53 citations

Clinical experience with nimodipine in the Prophylaxis of neurological deficits after subarachnoid hemorrhage

E. Kazner, C. Sprung, D. Adelt et al. · min - Minimally Invasive Neurosurgery · 1985 · 36 citations

Cerebrovascular Disease, Severe Neurological Deficits, Clinical Experience +20

Validity of Continuous-Wave Doppler Sonography of the Vertebrobasilar System

Ronald Karnik, Claudia Stöllberger, H. P. Ammerer et al. · Angiology · 1987 · 13 citations

Medical Ultrasound, Thoracic Ultrasound, Surgery +17

Initial experience with intravascular ultrasound imaging during carotid endarterectomy.

R Karnik, H. P. Ammerer, Walther‐Benedikt Winkler et al. · Stroke · 1994 · 10 citations · Full text