Statement of Problem: A few decades have past from using radiographic technology as an accurate paraclinical method and always protective measurements is applicated against ionizing radiation. As dental radiography is a routine procedure in dentistry the importance of protective strategies is clear.Propose: The aim of this descriptive study is to evaluate the protection principles in centers wh...

The serious challenge that contemporary human is encountered with has been brought about by the lack of applying ethical and behavioral necessities in his life rather than by the weakness of the rules or lack of technology. One of the mentioned important necessities is the factor of speech perseverance which has a particular conceptual and meaningful weight that is the adducing of the right spe...

Twenty to thirty percent of causative agents of the respiratory tract infections are still unknown, that can be related to the lack of suitable laboratory procedures. Some of these organisms may cause progressive infection such as encephalitis and cardiac complications. To recognize the M. pneumoniae , PCR-hybridization technique was used and a specific internal probe was produced for this...

Introduction: The rise in healthcare costs, population and technology development has led to an increased demand to consider productivity issue in hospitals and other medical centers to provide, preserve and promote public health services. The aim of this study was to analysis the productivity in hospitals affiliated to Iran and Tehran universities of medical sciences. Methods: In this study,...

Introduction: Performing continuous and clinical monitoring of patients with emphasis on proper and adequate facilities and equipments is the basis of the work of professional nurses as care providers in intensive care units. This requires attention and understanding the issues related to needed equipment and facilities in intensive care. Objective: This study evaluates the performance obstacle...

Introduction: Quality improvement is the main purpose of health care organizations in general and of hospitals in particular. Physicians are the main users of information systems. It is, therefore, necessary to study the impact of using medical information systems on health care quality and the factors affecting the physicians’ use of these systems. Methods: This is a descriptive-analytic study...