Comparing the Frequency of Seizure in Patients Intoxicated with Tramadol Treated with or without Naloxone oleh Esmail Farzaneh, Mehdi Samadzadeh, Bita Shahbazzadegan, Iraj Sayadrezai, Babak Mostafazadeh, Azam Sarbandi Farahani, Shahram Habibzadeh