From 1982 till 1999, our department performed a total of 2970 heart valve replacements--92% of which were with mechanical heart valves. During this period, there were 8 patients who came to our department with mechanical heart valve obstruction. All these patients presented with signs of heart failure or compromised haemodynamic. Confirmatory tests included transthoracic or transoesophageal ech...

This paper introduces a model of multipleinstance learning applied to the prediction of aspect ratings or judgments of specific properties of an item from usercontributed texts such as product reviews. Each variable-length text is represented by several independent feature vectors; one word vector per sentence or paragraph. For learning from texts with known aspect ratings, the model performs m...

Background: A common wish which is found in almost all humans is desire for having a child. Infertility depression is considered as life and identity crises. The intertwined network of physical, mental, and social factors affect the infertile person. The elements, relationship and activities of this complex network determine the way the person responds to the problem of infertility. Beside all ...

Patients with cardiac denervation resulting from allograft transplantation have been observed to increase their diastolic and systolic blood pressure during isometric exercise without concomitant cardioacceleration. To determine the mechanism for the blood pressure increase, heart rate, blood pressure, and ventricular volumes (measured using fluoroscopy of tantalum midwall myocardial markers) w...