Mamlukah, M., S. Hadisaputro, A. Soejoenoes, Z. Shaluhiyah, and M. A. Syukur. “Therapeutic Effect of Al-Quran Murattal on Anxiety, SFlt-1, PIGF and SFlt-1/PIGF Ratio in Pregnant Women With Risk of Preeclampsia”. International Journal of Research in Medical Sciences, vol. 7, no. 5, Apr. 2019, pp. 1425-9, doi:10.18203/2320-6012.ijrms20191628.