title: [Comparative characteristics of stenocardia in patients up to 40 and over 65].
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D000787:Angina Pectoris / Q000453:epidemiology* / Q000209:etiology / Q000523:psychology; D004562:Electrocardiography; D006801:Humans; D008297:Male; D012306:Risk; D012737:Sex Factors
vernacular_title: Sravnitel'naia kharakteristika stenokardii u bol'nykh do 40 i starshe 65 let.