Is approval necessary for linking?

“Rhetoric Teaching” is necessary for all of the university students?

A simple search for information sources shows that there are many researches and articles in the field of lecture method and comparison with other types of teaching methods. Interestingly enough, if not with certainty in all of these researches, at least in most of them, the result was in favor of non-lecturing. Previously, the authors emphasized the importance of rhetoric in a Persian letter (...

Is Ethics Approval Necessary for all Trials? A Clear But Not Certain Process

All researchers want to do well planned study and their trial to be published and globally read. However, most of researchers feel there is generally a lack of guidance on how to prepare good papers and what the rules of ethics at the beginning of study. Thus, they seek to learn medical publication rules and find out the advices of the Helsinki Declaration which is prepared in line with WHO pol...

Is Approval Voting Optimal Given Approval Votes?

Some crowdsourcing platforms ask workers to express their opinions by approving a set of k good alternatives. It seems that the only reasonable way to aggregate these k-approval votes is the approval voting rule, which simply counts the number of times each alternative was approved. We challenge this assertion by proposing a probabilistic framework of noisy voting, and asking whether approval v...

Quality improvement and evidence-based practice change projects and the institutional review board: is approval necessary?

T here is often confusion in determining whether quality improvement (QI) projects and evidence-based practice (EBP) change projects require Institutional Review Board (IRB) approval. The distinction between research and QI-EBP change projects begins with an understanding of their distinct definitions. Research is defined in the U.S. Department of Health and Human Services Federal Regulations (...

cpr training for nurses: how often is it necessary?