Polapa, V. R., Katili, D. N. O., Nour Arriza Dwi Melani, & Adam, J. (2026). Perbedaan Tehnik Posisi Miring Kiri dan Penggunaan Birthing Ball Terhadap Kemajuan Persalinan: Studi Quasi Eksperimental: The Differences In The Left Lateral Position Technique And The Use Of A Birthing Ball On The Progress Of Labor: A Quasi-Experimental Study. Indonesian Journal of Midwifery (IJM), 9(1), 1–9. https://doi.org/10.35473/ijm.v9i1.4444