Infectious causes of fever of unknown origin in developing countries: An international ID-IRI study oleh Hakan Erdem, Jaffar A. Al-Tawfiq, Maha Abid, Wissal Ben Yahia, George Akafity, Manar Ezzelarab Ramadan, Fatma Amer, Amani El-Kholy, Atousa Hakamifard, Bilal Ahmad Rahimi, Farouq Dayyab, Hulya Caskurlu, Reham Khedr, Muhammad Tahir, Lysien Zambrano, Mumtaz Ali Khan, Aun Raza, Nagwa Mostafa El-Sayed, Magdalena Baymakova, Aysun Yalci, Yasemin Cag, Umran Elbahr, Aamer Ikram