by Ostovar, Afshin, Nabipour, Iraj, Larijani, Bagher, Heshmat, Ramin, Darabi, Hossein, Vahdat, Katayoun, Ravanipour, Maryam, Mehrdad, Neda, Raeisi, Alireza, Heidari, Gholamreza, Shafiee, Gita, Haeri, Mohammadjavad, Pourbehi, Mohammadreza, Sharifi, Farshad, Noroozi, Azita, Tahmasebi, Rahim, Aghaei Meybodi, Hamidreza, Assadi, Majid, Farrokhi, Shokrollah, Nemati, Reza, Amini, Mohammad Reza, Barekat, Maryam, Amini, Abdullatif, Salimipour, Houman, Dobaradaran, Sina, Moshtaghi, Darab
Published in BMJ open (16.12.2015)