Title: वैकल्पिक

Text: The most common cause of heart failure in the United Kingdom is coronary artery disease (65%). Causes include myocardial dysfunction (ischaemic, hypertensive heart disease, or cardiomyopathy), inadequate cardiac outflow, (valvular regurgitation, or aortic stenosis), cardiac arrhythmias (atrial fibrillation), inadequate ventricular filling (constrictive pericarditis, cardiac tamponade, or tachycardias), and increased demand (anaemia, thyrotoxicosis, Paget's disease, or beriberi). प्रत्येक पराग्राफले परीक्षण हुनेछ।

Save test: यदि तपाईं यो टाइपिङ परीक्षणलाई साझा गर्न चाहानुहुन्छ भने यो प्रयोग गर्नुहोस् (केवल प्रमाणीकृत प्रयोगकर्ताहरूको लागि)।