CHASANAH, Siti Nur; RIYANTI, Eka. Nursing Care With Birth Ball Exercises Application For Maternity Pain Lower. Prosiding University Research Colloquium, [S. l.], p. 326–332, 2021. Disponível em: https://repository.urecol.org/index.php/proceeding/article/view/1591. Acesso em: 21 may. 2024.