Case against routine use of glyceryl trinitrate before coronary angiography.
D000790:Angiocardiography; D003331:Coronary Vessels / Q000187:drug effects*; D004108:Dilatation, Pathologic / Q000000981:diagnostic imaging; D006801:Humans; D005996:Nitroglycerin / Q000494:pharmacology*
D005996:Nitroglycerin