title: [Prinzmetal's angina pectoris as a variant of unstable stenocardia].
mesh_terms: D000328:Adult; D000368:Aged; D000788:Angina Pectoris, Variant / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged
vernacular_title: Grudnaia zhaba Printsmetala kak variant nestanbil'noĭ stenokardii.