A quarter of a century of AIDS responses has created a huge body of knowledge about HIV transmission and how to prevent it, yet every day, around the world, nearly 7000 people become infected with the virus. Although HIV prevention is complex, it ought not to be mystifying. Local and national...

The paper deals with mathematical simulation of a loosened hip joint, simulation of mechanical processes taking place during static and dynamic burdening and their mathematical description. The main result of the paper consists of the existence theorem and the analysis of the loosened total hip...

Abnormality in human joint biomechanics is the main cause of the degenerative disease development, therefore the description and correction of the joint biomechanics is essential for adequate treatment. We present an approach how to obtain the data of a patient and how to use these data...

The focal point of this article is to discuss whether or not, or to which extent, nature protection can be considered a factor differentiating the level or speed of regional socio-economic development. We decided to use empirical evidence in order to test the historical belief that nature...