نتایج جستجو برای: fighting bulldog
تعداد نتایج: 8943 فیلتر نتایج به سال:
BACKGROUND Violent behavior among adolescents is a significant problem worldwide, and a cross-national comparison of adolescent violent behaviors can provide information about the development and pattern of physical violence in young adolescents. OBJECTIVES To determine and compare frequencies of adolescent violence-related behaviors in 5 countries and to examine associations between violence...
BACKGROUND Violence among adolescents has untoward psycho-social and physical health effects among this age group. Most of the literature on this topic has been from high-income nations, and little information has come from middle- and low-income nations. This study was done to assess the relationship between physical fighting and bullying victimization among Venezuelan school-going adolescents...
Cuban scientists have a tough time because of the isolation from the United States, but as Michael Gross reports, this has forced successful innovation in the biosciences with global potential amongst poorer, third world countries.
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