John O'Brien

Dementia is increasingly and widely recognised as a serious health and social challenge, in the developed world as well as in the developing world. The need therefore to design and implement dementia care services of high quality is becoming more and…

[b]Earth Materials[/b] Earth materials encompass the minerals, rocks, soil and water that constitute our planet and the physical, chemical and biological processes that produce them. Since the expansion of computer technology in the last two decades …