Endah Tri Wahyuni, Istri Utami. Pengaruh Pelaksanaan Teknik Birth Ball Terhadap Lama Persalinan Kala I . JKMM [Internet]. 2023Jan.18 [cited 2024Nov.27];13(2). Available from: https://jurnalmadanimedika.ac.id/JMM/article/view/298