J. Purrmann

发表

G. Arendt, F. Borchard, W. Fürst, 1992, Journal of clinical gastroenterology.

S. Störkel, H. Dienes, R. Winkler, 1984 .

G. Strohmeyer, J. Purrmann, S. Cleveland, 1990, Scandinavian journal of gastroenterology.

F. Borchard, G. Strohmeyer, J. Purrmann, 1986, Gastroenterology.

G. Strohmeyer, J. Purrmann, B. Miller, 1986, Gut.

G. Strohmeyer, H. Zeidler, H. Reis, 1986, Hepato-gastroenterology.

G. Strohmeyer, J. Purrmann, S. Cleveland, 1987, Hepato-gastroenterology.

W. Rathmann, P. Enck, K. Bielefeldt, 1991, International Journal of Colorectal Disease.

G. Strohmeyer, J. Purrmann, 1989, Hepato-gastroenterology.

G. Strohmeyer, J. Purrmann, B. Miller, 1986, Zeitschrift fur Gastroenterologie.

J. Purrmann, S. Cleveland, K. Hengels, 1991, Zeitschrift fur Gastroenterologie.

G. Strohmeyer, J. Purrmann, S. Cleveland, 1989, Zeitschrift fur Gastroenterologie.