REGITHA CAHYA, V. T.; VEFTISIA, V. Studi Kasus : Efektifitas Latihan Birth Ball dalam Mengurangi Nyeri Punggung pada Ibu Hamil. Prosiding Seminar Nasional dan CFP Kebidanan Universitas Ngudi Waluyo, [S. l.], v. 5, n. 1, p. 1631–1636, 2026. Disponível em: https://callforpaper.unw.ac.id/index.php/semnasdancfpbidanunw/article/view/2214. Acesso em: 3 nov. 2026.