3500
Significance of the determination of vascular tonus in the differential diagnosis of rheumatic and arteriosclerotic lesions of the heart and vessels in middle - aged and elderly persons with fibrillation arrhythmia
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None