Atherosclerosis is defined as a condition which affects arterial blood vessels because of inflammatory reaction of WBCs in the walls of arteries. This is promoted byÂ LDL without sufficient removal of fats and cholesterol by macrophages through functional HDL. It causes hardening or loss of elasticity of medium or large arteries. It can be diagnosed by angiography.The impact factor of journal provides quantitative assessment tool for grading, evaluating, sorting and comparing journals of similar kind. It reflects the average number ofÂ citationsÂ to recent articles published inÂ science and social science journals in a particular year or period, and is frequently used as aÂ proxyÂ for the relative importance of a journal within its field. It is first devised byÂ Eugene Garfield, the founder of theÂ Institute for Scientific Information.The impact factor of a journal is evaluated by dividing the number of current year citations to the source items published in that journal during the previous two years.
Last date updated on September, 2014