The Effect of Prenatal Yoga on the Length of the First Stage of the Active Phase in Primigravida Mothers at Ria Trisnawati’s Independent Practice in Palembang. JMCHS [Internet]. 2024 Jun. 30 [cited 2026 Nov. 5];4(1):21-6. Available from: https://jurnal.poltekkespalembang.ac.id/index.php/JMCHS/article/view/2276