Search results for: Karl Walter
Diseases of the Colon & Rectum > 2003 > 46 > 9 > 1161-1166
Diseases of the Colon & Rectum > 2002 > 45 > 5 > 660-667
Diseases of the Colon & Rectum > 2003 > 46 > 9 > 1161-1166
Diseases of the Colon & Rectum > 2002 > 45 > 5 > 660-667