عناصر مشابهة

• Study of parasitic infections among labourers in misr-shebeen el-koam spinning and weaving company menofia governorate 
  بواسطة: Nassef, nashaat el.sayed abd el menem  منشور: (1984)
• Occupational Factors Affecting Worker’s Health in Company For Engineering Industries 
  بواسطة: Abd El Hamed, Fatma Khalil  منشور: (2006)
• Study of the Factors Causing Child Abuse and Related Health Disorders 
  بواسطة: El Said, Fathia Gamal  منشور: (1997)
• Effects of Exposure to Occupational Hazards on the Physical Health of the Workers in Portland Cement company at Helwan Area 
  بواسطة: Saber, Azza Saeh Abd El Megid  منشور: (1999)
• Health Problems among Homeless Children in Dakahlia Governorate 
  بواسطة: El Sherbeny, Eman Mohamed Mohamed  منشور: (2009)