At 16 January 2017, Prof. Ali Nouri Boroujrdi stepped down as Editor-in-Chief. From 16 January 2017, Prof. Karen Abrinia will take over the position of Editor-in-Chief. The review procedure will accelerate and we try to decrease it to an average of 3-4 months, and the notification of the decision will be sent by the same email address: on behalf of the Editor-in-Chief.