Contemporary information systems are generally built on the principle of segregation of data and processes. Data are modeled in terms of entities and relationships while processes are modeled as chains of events and activities. This situation engenders an impedance mismatch between the process layer, the business logic layer and the data layer. We discuss some of the issues that this impedance ...

When Archie Cochrane, Fred Moore and I conceived of trying to relate mortality in developed countries to measures of health service provision little did we imagine that it would set a hare running 20 years into the future. To us this was an amusing correlational study in the spirit of McKeown and Illich—those sceptics of medical prowess. That our work has been reprinted in two collections of ep...

The Lake Victoria basin’s expanding population is heavily reliant on rainfall and river flow to meet their water needs, making them extremely vulnerable changes in climate land use. To develop adaptation mitigation strategies it urgently necessary evaluate the impacts of change quantity rivers that drain into Victoria. In this study, semi-distributed hydrological SWAT model was used impact curr...

4. Prentice RL, Manson JE, Langer RD, Anderson GL, Pettinger M, Jackson RD, et al. Benefits and risks of postmenopausal hormone therapy when it is initiated soon after menopause. Am J Epidemiol. 2009; 170 (1): 12-23. References Mailing address: Flávio Danni Fuchs • Rua Ramiro Barcelos 2350, Sala 2060 Rio Branco 90035-903 Porto Alegre, RS Brazil E-mail: [email protected] Manuscript received D...