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European Journal of Gastroenterology & Hepatology|June 1, 1997
Argon plasma coagulation (APC) in gastroenterology: experimental and clinical experiencesW Johanns, W Luis, J Janssen, et al.
Zeitschrift Fur Gastroenterologie|March 18, 2000
[Dilatation of pancreatic duct stenoses with the ring coagulator--initial experiences]U Weickert, E Mühlen, J Janssen, et al.
Scandinavian Journal of Gastroenterology|April 18, 2001
Long-term results after successful extracorporeal gallstone lithotripsy: outcome of the first 120 stone-free patientsJ Janssen, W Johanns, U Weickert, et al.
Deutsche Medizinische Wochenschrift (1946)|February 12, 1998
[Transcutaneous sonography of the gastroesophageal junction in prospective comparison with endoscopy]J Janssen, W Johanns, M Lehnhardt, et al.
Journal of the Mechanical Behavior of Biomedical Materials|November 11, 2020
Comparison of conventional ceramic laminate veneers, partial laminate veneers and direct composite resin restorations in fracture strength after agingMarco M M Gresnigt, Mari M Sugii, Karin B F W Johanns, et al.
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