Authors:
Janssen, J
Johanns, W
Weickert, U
Rahmatian, M
Greiner, L
Citation: J. Janssen et al., Long-term results after successful extracorporeal gallstone lithotripsy: Outcome of the first 120 stone-free patients, SC J GASTR, 36(3), 2001, pp. 314-317
Authors:
Weickert, U
Muhlen, E
Janssen, J
Johanns, W
Greiner, L
Citation: U. Weickert et al., The thermodilator: An effective instrument in the palliative therapy concept of malignant bile duct stenosis, ENDOSCOPY, 31(3), 1999, pp. 260-264
Citation: J. Janssen et al., Clinical significance of endoscopic ultrasound-guided transoesophageal fine-needle aspiration biopsy of mediastinal lesions, DEUT MED WO, 123(47), 1998, pp. 1402-1409