Effect of Ferula assa-foetida oleo gum resin on spermatic parameters and testicular histopathology in male wistar rats oleh Seyyed Majid Bagheri, Maryam Yadegari, Majid Porentezari, Aghdas Mirjalili, Ashraf Hasanpor, R Mohammad Hossein Dashti, Morteza Anvari