Roth, H W [Comparative praxis study of the effectiveness of heparin in xerophthalmia]. [electronic resource] - Klinische Monatsblatter fur Augenheilkunde Feb 1997 - 2-5 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article ISSN: 0023-2165 Subjects--Topical Terms: Administration, TopicalDose-Response Relationship, DrugHeparin--administration & dosageHumansXerophthalmia--drug therapy