primary vision care is recommended for infants and young children .childhood is critical time to prevent loss of vision and to optimize treatment so some eye disorders in children must be diagnosed at this time.to detect risk factors and visual abnormalities, the eye screening done by pediatricians and other primary care providers is necessary. the process that should occur at each child visit ...

background and purpose: schools are the most appropriate and reliable places for training and educating students. if health principles are not observed in schools, students will be prone to different kinds of health problems. thus the aim of this research is to study the environmental indices in primary schools in the behshahr city in 2012. materials and methods: this is a cross sectional descr...

primary bud necrosis in grapevine is a physiological disorder observed in the compound buds. this study was conducted to investigate the anatomical changes in cv. askari grapevine in winter dormant buds. bud samples were taken from askari grapevine at sisakht vineyards, south-western of iran. compound buds were dissected and assessed under a binocular microscope at 10-40x magnification and a di...

In this paper we investigate decompositions of submodules in modules over a Proufer domain into intersections of quasi-primary and classical quasi-primary submodules. In particular, existence and uniqueness of quasi-primary decompositions in modules over a Proufer domain of finite character are proved. Proufer domain; primary submodule; quasi-primary submodule; classical quasi-primary; decompo...

s:1696:"Background: This study aimed to determine the prevalence of lifetime and current primary infertility in Iran. The study was conducted in 2004-5 in all the 28 provinces of Iran. Materials and Methods: The study was conducted in 2004-5 in all the 28 provinces of Iran. We used a cluster sampling method to select 10,783 women aged 19-49 for the survey. Life-time primary infertility was defi...

metastatic survey of the patients with known primary malignancies with bone scan is one of the most common studies in nuclear medicine. unfortunately the conventional planar bone scan has a very low specificity for differentiating benign from malignant lesions especially in the spinal column. in this study, we compared the specificity of spect imaging and conventional planar bone scan. we studi...

conclusions development of the job and task analysis to ensure providing the right training needs, applying more evidences through different studies for reforms, more decentralized equipped system with decision-making tools have been proposed for development. results the results showed the specific method of student selection and clear objectives and standards of training related to the health ...

aim: to investigate the effect of emdogain gel (emd) in pulpotomized primary molars and its clinical and radiographic outcomes. methods and materials: in this   study, 18 lower second primary molars of nine children were treated by   pulpotomy. the teeth were randomly assigned to the emd (experimental) and formocresol (control) groups in each patient (split mouth). following removal of the coro...