Johann Valtysson

Neurochemical monitoring using intracerebral microdialysis in patients with subarachnoid hemorrhage

Lennart Persson, Johann Valtysson, Per Enblad et al. · Journal of neurosurgery · 1996 · 250 citations

Simultaneous Intracerebral Microdialysis and Positron Emission Tomography in the Detection of Ischemia in Patients with Subarachnoid Hemorrhage

Per Enblad, Johann Valtysson, Jesper Andersson et al. · Journal of Cerebral Blood Flow & Metabolism · 1996 · 172 citations · Full text

Central nervous system effects of subdissociative doses of (S)-ketamine are related to plasma and brain concentrations measured with positron emission tomography in healthy volunteers*

Per Hartvig, Johann Valtysson, Karl‐Johan Lindner et al. · Clinical Pharmacology & Therapeutics · 1995 · 117 citations

Neuropsychology, Psychopharmacology, Brain Concentrations +19

Middle Cerebral Artery Occlusion and Reperfusion in Primates Monitored by Microdialysis and Sequential Positron Emission Tomography

Per Enblad, Peter Frykholm, Johann Valtysson et al. · Stroke · 2001 · 76 citations · Full text

Relationship between cerebral blood flow and oxygen metabolism, and extracellular glucose and lactate concentrations during middle cerebral artery occlusion and reperfusion: a microdialysis and positron emission tomography study in nonhuman primates

Peter Frykholm, Lars Hillered, Bengt Långström et al. · Journal of neurosurgery · 2005 · 67 citations