Wibowo, Noroyono, and Rima Irwinda. “The Effect of Multi-Micronutrient and Protein Supplementation on Iron and Micronutrients Status in Pregnant Women”. Medical Journal of Indonesia 24, no. 3 (November 9, 2015): 168-75. Accessed August 14, 2020. http://mji.ui.ac.id/journal/index.php/mji/article/view/1209.