Health and safety are important factors in today’s life. Most of studies show that consuming the chicken that has anti biotic caused different diseases like digestive vessel cancer. Attention to controlled use of antibiotics can play a key role in society health which considered in the production of green chicken. Planning for increasing the production of mentioned chicken needs the investigati...

This study was a qualitative research which was done by a case study approach. The samples were chosen from rural development experts of Hamedan Province during a snowball sampling process. The data were collected by the semistructured interviews. The data collection was done by faceto- face interviews, after the interview questions guide was determined. The theoretical saturation was attained ...

Background and aims: Internet seems to be increasingly involved a major part of the daily lives of population. In recent years, many reports have confirmed the huge number of internet users worldwide. This article is seeking to explore the factors contributing to the tendency to internet in students of Shahrekord University of Medical Sciences (SKUMS) and aimed to recommend some preventive stra...

Objective: This research aimed at evaluating the moderator role of school connection on the impact of violent friends towards aggressive behaviors in adolescent students of Tehran high schools. Methods: A sample of 3529 participants from Tehran high school students was selected using multistage sampling method. Participants completed school connection questionnaire (SCQ), Iranian adolescents...

objective: we aimed to determine the relationship between self-efficacy and alexithymia with vulnerability to drug abuse among students. methods: the study method was descriptive and correlational. in this study, 483 male high-school students from salmas city, iran were selected by multi-stage cluster sampling method. all participants completed the toronto alexithymia scale, general self-effica...