Fetal radiation exposure: Is monitoring really needed?

Is this journal really needed?

D uring the second world war, propaganda posters carried a message that asked, ''Is this trip really necessary?'' Their purpose was to persuade people to conserve gasoline. Prompted by the decision to limit free online access to subscribers, some board members and I examined the role this journal plays in fostering injury prevention internationally. We asked, in effect, if this journal was real...

Studying Biodiversity: Is a New Paradigm Really Needed?

Authors in this journal have recommended a new approach to the conduct of biodiversity science. This data-driven approach requires the organization of large amounts of ecological data, analysis of these data to discover complex patterns, and subsequent development of hypotheses corresponding to detected patterns. This proposed new approach has been contrasted with more-traditional knowledge-bas...

Electronic fetal monitoring: does it really lead to better outcomes?

Is a treatment for pityriasis rosea really needed?

Sir, We read with interest the article by Jairath et al. about the use of narrowband ultraviolet B (NB-UVB) phototherapy in pityriasis rosea (PR) that prompted us to make some considerations. First, regarding the pathogenesis of PR, we point out that it is questionable to define " anecdotal " the huge amount of studies available documenting its viral etiology since 1987, studies that have never...

IT in Education: What is Really Needed of Teachers'IT Competencies?

This paper argues that the conventional establishment of levels of Beginning, Intermediate and Upper Intermediate for teachers’ IT competency based on IT skill-sets is not be appropriate in enabling teachers for IT in education. Instead an Information-oriented model pegging on the central role of education is proposed.