title: What's causing angina in this headache patient?
authors.forename: L M
authors.initials: LM
authors.lastname: Porter
mesh_terms: D000328:Adult; D000787:Angina Pectoris / Q000139:chemically induced*; D003329:Coronary Vasospasm / Q000139:chemically induced*; D006801:Humans; D008297:Male; D008881:Migraine Disorders / Q000188:drug therapy*; D018170:Sumatriptan / Q000009:adverse effects*; D014662:Vasoconstrictor Agents / Q000009:adverse effects*
chemical_list: D014662:Vasoconstrictor Agents; D018170:Sumatriptan