In daily clinical practice, patients attach more and more significance not only to treatment of organic lesions but also to the post-treatment wellbeing of their life.In spite of the progress of awareness in the treatment, scientists are still debating the explanation of quality of life and how to quantity it. Most frequently, quality of life is defined as a total assessment of psychical and emotional well-being, which is considered by the use of numerous and broadly understood living conditions, such as material status, the social environment in which a subject lives, the quality of the...

Since 1933, when a noteworthy increase in the Infant Mortality Rate (IMR) was observed, the historical trend of the IMR has been steady or sometimes rapidly decline. The IMR dropped by an average of 4%/year, through the 1930s and 1940s. The rate of decline slowed noticeably to 1%/ year from 1950 to 1964. Afterwards, IMR declined rapidly, by an average of almost 5%/ year until the early 1980s. Although the pace of decline has slowed somewhat since the mid-1990s, significant declines in late fetal mortality and infant mortality have been observed through 2001 despite substantial increases in...