Background: Epidemiology is the base of public health and preventive medicine. This study was conducted to identify the rate of awareness and attitude of 1000 Fars General Physicians about Epidemiology Science in 2010 Methods: The present study performed as cross-sectional on working general physicians (GPs) in 20 of Fars provinces in 1-Stage Cluster sampling. In the study, factors such as age,...

BACKGROUND Determination of correct working length is one of the keys to success in endodontic therapy. AIM The aim of this study was to evaluate the diagnostic efficacy of various methods to determine working length of root canal. MATERIALS AND METHODS Tactile method was assessed using digital radiography and compared with electronic method using apex locator. A total sample of 30 single r...

PURPOSE We asked whether sentence repetition accuracy could be explained by interactions of participant processing limitations with the structures of the sentences. We also tested a prediction of the procedural deficit hypothesis (Ullman & Pierpont, 2005) that adjuncts are more difficult than arguments for individuals with developmental language impairment (DLI). METHOD Forty-four young adult...

Introduction: There are few researches in literature that mention the use of the apex locator in deciduous teeth and working length is obtained through radiographies. Objective: The purpose of this research was to compare the radiographic and the electronic method to obtain the working length in deciduous molars. Material and methods: Twelve molar teeth were used. The specimens in the visual me...

Introduction: Working length determination is important in successful endodontic treatment and retreatment.This study evaluated the accuracy of two electronic apex locators Root ZX and Raypex®6 (EALs) in determining the electronic working length (EWL) of the root canals in endodontic treatment and retreatment. Materials and Methods: Access cavities were prepared on forty extracted, singl...

Background: Length of hospital stay (LHS) is the most important and practical indicator in hospitals, which largely reflects the level of hospital performance and activity. It is also an important indicator for resource planning. Moreover, the quality of care can theoretically be related to LHS. The aim of this study was to investigate the relationship between LHS and quality of nursing care in...

in this research the productivity and cost of komatsu d60 bulldozer in earth working operations of secondary forest road was studied in lolet forests, lied in one of the tajan river watersheds. the daily work elements of the machine including productive time, unproductive time, technical, operational and personal delays for 12 days and in two slopes of 30 to 50 and 50 to 70 percents were invest...