Background: The life style is formed and stabilized in adolescence. Since consumption of fruits and vegetables may affect the risk of chronic diseases, their low consumption during adolescence is very important. Knowledge and skill is considered as one of the main determinants of this behavior. This study aimed to investigate the Knowledge and skill of proper consumption of fruit and vegetables...

OBJECTIVE To explore the vulnerability to HIV infection and related risk behaviors of the out-of-school adolescents who migrated with their parents from rural areas to cities. METHODS From September to October 2005, 260 out-of-school adolescents aged 14-20 years were interviewed through a questionnaire. RESULTS Out-of-school adolescents lacked HIV/AIDS knowledge and related life skills, and...

Learning to perform a complex motor task requires the optimization of specific behavioral features to cope with task constraints. We show that when mice learn a novel motor paradigm they differentially refine specific behavioral features. Animals trained to perform progressively faster sequences of lever presses to obtain reinforcement reduced variability in sequence frequency, but increased va...

This paper describes a multi-methodology approach used to reveal feedback dynamics operating in supply of, and demand for, skilled information and communications technology (ICT) employees. It describes how a large public service organization has had difficulty in adapting to rapid technological change, and how this has been exacerbated by employee shortages. The impacts of changing demographic...

The GMA committee for dentistry of the German Society for Medical Education (GMA) considers its' main purpose the representation and interconnection of all aspects of dentistry with and within the GMA. Teaching and assessing practical skills during training is traditionally of great importance in dental education. This is also reflected in the National Competence Based Catalogue of Learning Obj...

Numerous studies have documented a high propensity for self-employment and business formation among return migrants relative to non-migrants. The literature points to the importance of remitted savings, migration duration, and number and types of jobs abroad for business formation upon return. Implicit in this scholarship is the assumption that migrants acquire not only financial capital, but a...

Abstract: This paper describes the architecture of a scalable Internet-based teaching and learning system (SKILL) currently developed at the University of Essen, Germany. The system will be developed first with the focus to the department Information Systems and Software Technologies, but is designed as a scalable architecture for a much wider scope. The primary objective of SKILL is to provide...