K. Stephan

Proof of Efficacy of the Ginkgo Biloba Special Extract EGb 761 in Outpatients Suffering from Mild to Moderate Primary Degenerative Dementia of the Alzheimer Type or Multi-infarct Dementia

S. Kanowski, Wolfgang Herrmann, K. Stephan et al. · Pharmacopsychiatry · 1996 · 370 citations

Medicine, Geriatric Medicine, Neurology +11

Mass spectrometric determination of partial electron impact ionization cross sections of He, Ne, Ar and Kr from threshold up to 180 eV

K. Stephan, H. Helm, T. D. Märk · The Journal of Chemical Physics · 1980 · 256 citations

Natural Sciences, Chemistry, Analytical Chemistry +14

Towards a consensus on a hearing preservation classification system

Henryk Skarżyńśki, Paul Van de Heyning, Sumit Agrawal et al. · Acta Oto-Laryngologica · 2013 · 222 citations

Medicine, Audiology, Otolaryngology +12

Evaluation of Performance with the COMBI 40 Cochlear Implant in Adults: A Multicentric Clinical Study

J. Helms, Joachim Müller, Franz Schön et al. · ORL · 2010 · 126 citations

Health Professions, Audiology, Otolaryngology +17

Absolute partial and total electron impact ionization cross sections for CF4 from threshold up to 180 eV

K. Stephan, H. Deutsch, T. D. Märk · The Journal of Chemical Physics · 1985 · 125 citations

Natural Sciences, Chemistry, Analytical Chemistry +10