عناصر مشابهة

• pevelence of pulmonary tubercuoosis and bronchail prevelencs general security in gypt 
  بواسطة: hassan, safaa salah elin  منشور: (2002)
• Smoking patterns in patients with pulmonary piseases attending abbasia chest hospital on mattaria chest desspessary in cairo 
  بواسطة: Hosaam, Alaa Eldin Ahmed  منشور: (1987)
• Analytical study of hydrocele among central security personelle\\ 
  بواسطة: Saleh, salah abdel rouf  منشور: (1982)
• smoking patterns in patients with pulmonary disease attending khalifa chest dispensary in cairo 
  بواسطة: el-salamy, Alaa Eldin said Mohammed  منشور: (1988)
• Habit Of Cigarette Smoking And Periodontal Health Among The Egyptian Employees In Cairo \\ 
  بواسطة: Bassaly, Fleure Mikhail منشور: (1995)