BACKGROUND Although systematic reviews of health care interventions are an invaluable tool for health care providers and researchers, many potential authors never publish reviews. This study attempts to determine why some people with interest in performing systematic reviews do not subsequently publish a review; and what steps could possibly increase review completion. METHODS Cross-sectional...

In the last twenty years, hundreds of experiments have been carried out on animals to assess cancer-related risks of exposure to extremely-low-frequency (ELF) and radiofrequency (RF) electromagnetic fields. Most of the work has been performed at frequencies related to the generation of electricity at 50/60Hz and mobile telephony at around 1 GHz. Results obtained on cancer-related models are des...

background: we are living in an era in which different branches of science are growing very rapidly. therefore, retrieving and summarizing all new valid findings on a specific subject is one of the most important priorities of scientists. the aim of the present article is to categorize different review studies within the health domain based on their approach to retrieving and summarizing origin...

Background: Clinical supervision is a process of learning and professional support for nurses in developing their practice through regular discussions with experienced and knowledgeable colleagues. However, it remains challenging to ensure the effectiveness of its implementation across healthcare organizations. This review is going to answer the question: What effect does clinical supervision h...

    Background: Existing evidence with regards to the organizational failure and turnaround are derived from the private sector. There is few corresponding review of the empirical evidence in the public sector. This review aimed at providing a summary of the research investigating the above items in the public sector.    Methods: A search strategy was developed to iden...

conclusions there are few studies on the prevalence of viral hepatitis in the general population of iran. most of the reports are from specific groups of patients. further epidemiologic studies on the general population of iran are recommended to discover the real burden of viral hepatitis. context viral hepatitis is still considered as a major health concern. defining the extent of the burden ...

achalasia is a primary motor disorder of the esophagus, in which esophageal emptying is impaired. diagnosis of achalasia is based on clinical findings and confirmed by radiologic, endoscopic and manometric evaluations. several treatments for achalasia have been introduced. we searched the pubmed database for original articles and meta-analyses about achalasia to summarize the current knowledge ...