id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
alkej-208	Al-Qazzaz, Noor Kamal; Abdulazez, Israa F.; Ridha, Salma A.	تسجيل محاكاة مخطط القلب الكهربائي، مخطط اصوات القلب، مخطط التحجم لأستخراج الخصائص	2014	13	.pdf	application/pdf	4779	232	65	A. Signal acquisition The ECG, carotid pulse, and PCG signals were recording from three channels with sampling frequency of 1000 Hz. The demarcation was performed by visual inspection to detect the time delays between these intervals in the three channels PCG, ECG and PPG signals and then compare between the normal and abnormal subjects with (systolic murmur due to aortic stenosis).	cache/alkej-208.pdf	txt/alkej-208.txt