1- Mohsen Taghizadeh, Sayyed Alireza Talaei, Mahmoud Salami. Vitamin D deficiency impairs spatial learning in adult rats. Iranian biomedical journal. 2012 . 

2- Zatollah Asemi, Mansooreh Samimi, Zohreh Tabassi, Mona Naghibi Rad, Abbas Rahimi Foroushani, Hassan Khorammian, Ahmad Esmaillzadeh. Effect of daily consumption of probiotic yoghurt on insulin resistance in pregnant women: a randomized controlled trial. European Journal of Clinical Nutrition. 2012.