Ningrum, S. A., Budihastuti, U. R., & Prasetya, H. (2019). Efficacy of Yoga Exercise to Reduce Anxiety in Pregnancy: A Meta-Analysis using Randomized Controlled Trials. Journal of Maternal and Child Health, 4(2), 118–125. Retrieved from http://thejmch.com/index.php/thejmch/article/view/173