background and aim: hepatitis b is a major health problem in the world and also in our country, iran. presence in war zones is among the most important risk factors for developing hepatitis b. this study was conducted to compare liver enzymes variations and hepatitis b risk factors among military and civilian chronic carriers of hepatitis b. methods: this was a cross-sectional descriptive-analy...

investigating the effect of students ratings of faculty members on their performance in faculty members and heads of educational departments opinion in tabriz university of medical sciences     hasani m [1] ,farshdi sh [2]     received: 22 nov, 2012 accepted: 19 feb, 2013     abstract:   background & aims : this research is done to assess the opinions of faculty members about the efficiency of ...

In this paper, we propose a first-order distributed optimization algorithm that is provably robust to Byzantine failures-arbitrary and potentially adversarial behavior, where all the participating agents are prone failure. We model each agent's state over time as two-state Markov chain indicates or trustworthy behaviors at different instants. set no restrictions on maximum number of any given t...