title: Variant angina: clinical, laboratory, and operative study of eight cases.
mesh_terms: D000328:Adult; D000787:Angina Pectoris / Q000601:surgery; D000788:Angina Pectoris, Variant / Q000175:diagnosis / Q000601:surgery; D001026:Coronary Artery Bypass; D006801:Humans; D008297:Male; D008875:Middle Aged