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Langenbecks Archiv Fur Chirurgie|January 1, 1987
[Quantifications of perioperative risk]C Ohmann, W Lorenz
Langenbecks Archiv Fur Chirurgie|January 1, 1986
[Principles of surgical indications: aids in decision making]W Lorenz, C Ohmann, H Stöltzing, et al.
Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen|May 1, 1987
[Principles of risk research in surgery: definition, calculation and clinical use in the problem of upper gastrointestinal hemorrhage]C Ohmann, W Lorenz, H Stöltzing, et al.
Medical Decision Making : an International Journal of the Society for Medical Decision Making|October 1, 1986
Upper gastrointestinal tract bleeding: assessing the diagnostic contributions of the history and clinical findingsC Ohmann, K Thon, H Stöltzing, et al.
Statistics in Medicine|September 1, 1986
Selection of variables using 'independence Bayes' in computer-aided diagnosis of upper gastrointestinal bleedingC Ohmann, M Künneke, R Zaczyk, et al.
Langenbecks Archiv Fur Chirurgie|January 1, 1987
[Biomedical and clinimetric approaches in determining the causes of perioperative risk: developing a German ASA classification]W Lorenz, W Dick, T Junginger, et al.
Chirurgisches Forum Fur Experimentelle Und Klinische Forschung|January 1, 1980
[Effect of planned treatment policy in patients with upper gastrointestinal bleeding using endoscopic neodymium-YAG laser therapy (author's transl)]H Rohde, K Thon, M Fischer, et al.
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