Barzegar, Ali, Nasrin Abbaszadeh, Parvin Sarbakhsh, and Azam Jafari. “The Relationship Between Food Security, Dietary Patterns, and Socioeconomic Status in Iranian Pregnant Women”. Progress in Nutrition 21, no. 1-S (May 6, 2019): 261-269. Accessed September 22, 2019. http://www.mattioli1885journals.com/index.php/progressinnutrition/article/view/6088.