title: Usefulness of intravenous and transdermal nitroglycerin therapy in patients with unstable angina.
mesh_terms: D000287:Administration, Topical; D000787:Angina Pectoris / Q000188:drug therapy*; D006801:Humans; D007263:Infusions, Parenteral; D005996:Nitroglycerin / Q000008:administration & dosage*
chemical_list: D005996:Nitroglycerin