Objective: To design a new trileaflet aortic valve and investigate its mechanical behavior using finite ele- ment methods. Background: Quantification of aortic
High rates of overlapping sexual relationships (concurrency) are believed to be important in the generation of generalized HIV epidemics in sub-Saharan Africa.
Background: The problem of street children is becoming a world crosscutting issue since these children exist in every part of the world and become a worldwide p