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Zeitschrift Fur Gastroenterologie|November 1, 1984
Faecal chymotrypsin for investigation of exocrine pancreatic function: a comparison of two newly developed tests with the titrimetric methodS Ehrhardt-Schmelzer, J Otto, R Schlaeger, et al.Deutsche Medizinische Wochenschrift (1946)|October 10, 1980
[The NBT-PABA test in the diagnosis of exocrine pancreatic insufficiency (author's transl)]P G Lankisch, S Ehrhardt-Schmelzer, H Koop, et al.European Journal of Pain (London, England)|January 1, 1997
Multidisciplinary rehabilitation for chronic back pain in an outpatient setting: a controlled randomized trialS Keller, S Ehrhardt-Schmelzer, C Herda, et al.Pageof 1