TY - RPRT TI - New heparin complexes active by intestinal absorption: I-multiple ion pairs with basic organic compounds. AU - A Dal Pozzo AU - M Acquasaliente AU - M R Geron AU - G Andriuoli PY - 1989 DO - 10.1016/0049-3848(89)90014-5 UR - https://pubmed.ncbi.nlm.nih.gov/2595670/ ID - 2595670 ER -