Prevalence of Infectious Agents Causing Abortion in Pregnant Women Using Serological Tests and Histopathological Analysis oleh Ahmed M. Mahmoud, Howaida Mahmoud Hagag, Khadiga Ahmed Ismail, Abeer Muslih Alharthi, Amal Amer Altalhi, Najwa F. Jaafer, Hassna H. Alharthi, Ahmed A. Elwethenani, Khadiga H. Khan, Seham Hazza Al-ajmani, Alaa Khader Altalhi, Abdullah S. Al-Ghamdi, Naïf Saad Althobaiti, Reem Amr Ramadan, Osama M. Khalifa