title: A curious stopping rule from Hoechst Marion Roussel.
mesh_terms: D002986:Clinical Trials as Topic; D003928:Diabetic Nephropathies / Q000517:prevention & control; D004345:Drug Industry; D004791:Enzyme Inhibitors / Q000627:therapeutic use*; D005060:Europe; D006146:Guanidines / Q000627:therapeutic use*; D006801:Humans
chemical_list: D004791:Enzyme Inhibitors; D006146:Guanidines; C004479:pimagedine