Oktafiani, Feni, Department of Midwifery Studies, Faculty of Health Science, Jakarta National University, Indonesia

• Vol 2, No 2 (2021): Muhammadiyah Medical Journal (MMJ) - Articles
  The Effect of the Birthing Ball on Duration of the First Stage of Labour in Primigravida at Utama Barokah Clinic, Bandung City in 2021
  Abstract  PDF