Porouw, H. S., Astuti, E. R., Titisari, I., & Rahmawati, R. S. N. (2025). A Quasi-Experimental Study: Effectiveness of Yoga and Hypnoprenatal Classes in Pregnant Women at High Risk for Maternal Anxiety. Buletin Penelitian Kesehatan, 53(2), 61–68. https://doi.org/10.33860/bpk.v53i2.4107