نتایج جستجو برای: time of birth
تعداد نتایج: 21278861 فیلتر نتایج به سال:
food safety is considered as an important world concern. the detection of pathogen and toxic materials in food has an important role in public health care. in recent years, the applications of microbial biosensor have been developed as a new approach for toxicity control. luminescent microbial biosensor is an appropriate biological tool for protection of natural environment. this type of biosen...
background probiotics are thought to interfere with the mechanisms involving in the pathogenesis of necrotizing enterocolitis in neonates. objectives this study was planned to assess the effect of prophylactic probiotics for the prevention of necrotizing enterocolitis in low birth weight neonates. patients and methods this prospective triple-blinded, interventional, randomized clinical trial en...
Birth order has been examined over a wide variety of dimensions in the context of modern populations. A consistent message has been that it is better to be born first. The analysis of birth order in this paper is different in several ways from other investigations into birth order effects. First, we examine the effect of birth order in an egalitarian, small-scale, kin-based society, which has n...
conclusions this study shows lower anti-hbs among students who were vaccinated at infancy compared to those vaccinated at older childhood or adolescence. also, subsequent measurement of anti-hbs level at the time of entrance to university is recommended for all previously immunized students. results vaccination coverage rates were 74.1%. about half the participants didn’t show serological evide...
Background & Aim: It is important to identify modifiable causes of preterm delivery and low birth weight which are strong predictors of infants;apos later health status and survival. Research findings show that there are less low birth weight and preterm labors in the communities that have high intake of sea food. Consumption of Sea foods rich in w3 fatty acid can increase birth weight by prolo...
Background and purpose: Giving birth to a child is a critical stage in a woman’s life. Second stage of labor is extraordinary painful that requires a lot of energy and the mother is highly involved with stress, anxiety, and fatigue. There is a controversy over suitable position during this stage, so this study was performed to compare the effects of different positions during the second stage o...
Background and objectives: Birth spacing is an important variable for identification of fertility acceleration, total fertility rate, and maternal and fetal health. Therefore, special attention has been paid to this issue by researchers in the fields of medical sciences, health, and population. In addition, proper analysis of this concept is of foremost importance. Application of classical anal...
background : cytomegalovirus (cmv) is the most common cause of congenital infection, with increased morbidity and mortality at birth. the risk of intrauterine infection largely depends on the time of maternal infection during pregnancy. currently, no national screening test for cmv infection is available during pregnancy in iran. the aim of this study was to determine the seroprevalence of cmv ...
Background and Objective: Preterm birth occurs in 8% to 11% of all pregnancies and is responsible for 75% to 80% of all neonatal deaths. Cytokines may be involved in the etiology of preterm birth through their stimulation of prostaglandin synthesis. Cytokines may be released intocervicovaginal fluid during the breakdown of the chorio-decidual adhesion or from an inflammatory reactio...
با توجه به تجزیه و تحلیل داده ها ما دریافتیم که سطح درامد و تعداد نمایندگیها باتقاضای بیمه عمر رابطه مستقیم دارند و نرخ بهره و بار تکفل با تقاضای بیمه عمر رابطه عکس دارند
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