title: [Relation between the antianginal efficacy of calcium antagonists in angina pectoris patients and the length of treatment].
mesh_terms: D000328:Adult; D000787:Angina Pectoris / Q000188:drug therapy*; D002121:Calcium Channel Blockers / Q000627:therapeutic use*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009543:Nifedipine / Q000627:therapeutic use*; D013997:Time Factors; D014700:Verapamil / Q000627:therapeutic use*
chemical_list: D002121:Calcium Channel Blockers; D014700:Verapamil; D009543:Nifedipine
vernacular_title: Antianginal'naia éffektivnost' antagonistov kal'tsiia u bol'nykh stenokardieĭ v zavisimosti ot prodolzhitel'nosti lecheniia.