Motlekar, Nusrat A Evaluation of the Oral Bioavailability of Low Molecular Weight Heparin Formulated With Glycyrrhetinic Acid as Permeation Enhancer. [electronic resource] - Drug development research Feb 2006 - 166-174 p. digital Publication Type: Journal Article ISSN: 1098-2299 Standard No.: 10.1002/ddr.20087 doi