نتایج جستجو برای: fighting bulldog

تعداد نتایج: 8943  

Journal: :Nature Reviews Physics 2022

Journal: :Archives of pediatrics & adolescent medicine 2004
Eleanor Smith-Khuri Ronaldo Iachan Peter C Scheidt Mary D Overpeck Saoirse Nic Gabhainn William Pickett Yossi Harel

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...

2009
Adamson S Muula Patricia Herring Seter Siziya Emmanuel Rudatsikira

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...

Journal: :Current Biology 2004
Michael Gross

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.

Journal: :Biomedical Journal of Scientific & Technical Research 2020

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