This paper proposes to use a knowledge acquisition (KA) approach based on Nested Ripple Down Rules (NRDR) to assist in mechanical design focusing on dimensional tolerancing. A knowledge approach to incrementally model expert design processes is implemented. The knowledge is acquired in the context of its use, which substantially supports the KA process. The knowledge is captured which human des...

We are psychiatrists based at the American University of Beirut Medical Center, one largest psychiatric departments in Lebanon. Since October, 2019, Lebanon has navigated through several crises. It started with unremitting political unrest, national bankruptcy, and currency devaluation. The COVID-19 pandemic complicated situation by stretching health-care system to its limits. Our ordeal would ...

Beirut has successively been seen as the icon of the war-destroyed city, the paradigmatic case of “urbicide” and then as the symbol of a city rebirth through the reconstruction of its city center, praised in real estate journals and sold as a booming touristic destination to natives of the Arabo-Persian Gulf. Both images place Beirut as a city out of compare, out of norm, defining it as a uniqu...

2153. Catheter Lock with Minocycline, EDTA and Ethanol for Salvaging of Central Venous Catheters in the Setting of Catheter-related Bloodstream Infections Ray Y. Hachem, MD1; Souha Kanj, MD, FIDSA; Nelson Hamerschlak, MD; Hala Saad, MD; Fernanda Ferraz Assir, MD; Nobuyoshi Mori, MD; Ying Jiang, MS; Fady Ghaly, MD; Anne-Marie Chaftari, MD and Issam Raad, MD; Infectious Diseases, Infection Contro...

this article is a review on occupational therapy in iran. occupational therapy started in the rehabilitation faculty of iran medical university as a bs degree in 1973. about 2000 students were graduated in occupational therapy and are active in different parts of the country. they assist disabled individuals to achieve maximal independence. in this article a summary of the history and education...

natural climatic conditions in urban areas can be changed by human physical environment. climate as a natural system and city as a human system have close mutual connections. urban population growth and consequent increase in urban physical expansion may lead to intensification in human activities and disturbances in the environment. this contributes to alterations in solar radiation, balance o...

Bush, I. E. (1952). Biochem. J. 50, 370. Bush, I. E. & Sandberg, A. A. (1953). J. biol. Chem. 205, 783. Caspi, E. Y. & Hechter, 0. M. (1954). Arch. Biochem. BMophy8. 52, 478. Caspi, E. Y. & Hechter, 0. M. (1956). Arch. Biochem. Biophy8. 61, 299. Caspi, E. Y., Levy, H. & Hechter, 0. M. (1953). Arch. Biochem. Biophy8. 45, 169. Cope, C. L. & Sewell, C. E. (1956). J. Endocrin. 13, 417. Eberlein, W....