title: Letter by Kumar and Kounis regarding article, "coronary artery spasm: a 2009 update".
authors.forename: Anil
authors.initials: A
authors.lastname: Kumar
authors.forename: Nicholas
authors.initials: N
authors.lastname: Kounis
mesh_terms: D003329:Coronary Vasospasm / Q000139:chemically induced* / Q000276:immunology*; D004342:Drug Hypersensitivity / Q000150:complications* / Q000276:immunology*; D006801:Humans