804,765 LITERATURE Literature review on therapy of inflammatory bowel diseases. - Freiburg [etc. ] : Dr Falk Pharma GmbH [etc.]. - 30 cm Nr 30. - September 1991. - XLI, 292 s. Nr 31. - December 1991. - XXXV, 153 s. Nr 32. - March 1992. - LI, 195 s.